A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content What If You Get Audited? The chances of an IRS audit aren't that high. And being audited does not necessarily imply that the IRS suspects wrongdoing. Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.