Answer:
Loss in purchasing power =$(96.67)
Step-by-step explanation:
To determine the change in purchasing power, we will compare the value of the IRA after 3 years to its purchasing power in term the prices there years ago.
The value of 5,500 in 3 years time = 5,500 × 1.012^3 = 5700.385
The purchasing power of 57,000.38 in term's of the price 3 years ago
=5700.385504 × 1/(1.018^3)
= $5403.32
Change in purchasing power = $5403.32 - $5,500= $(96.67)
Loss in purchasing power =$(96.67)