Suppose that you are age 27 today and plan on retiring at age 65. Your personal and family health history is such that you forecast that you will live to age 84. in retirment you would like to have purchasing power of 60000 before taxes. suppose for our example that you anticipate receiving 20000 in inflation adjusted aocial security payments each year. hence your portfolio will need to provide 40000 in real dollars each year. assume that each payment is at the start of each year in retirement. how much will you need to have saved by retirement? assume that the portfolio warns a real annual rate of return of 5.36%, compounded annually.