You anticipate needing $81,175 in 50 years to buy yourself a kick-ass exoskeleton. To achieve this goal, you plan on making three equal-size deposits into an investment account paying 5.4 percent return. The first deposit will be made in 10 years, second in 20, and third in 30 years. What must be the amount of each deposit you make, in order for you to achieve your goal?