Duy and Tien have current living expenses of $83 comma 920.00 a year. Estimate the present value amount of income they will need to maintain their level of living in retirement. Assume an average tax rate of 18 percent and an income replacement ratio of 76 percent. Question content area bottom Part 1 The estimated present value amount of income they will need to maintain their level of living in retirement is $ enter your response here.