Q$5.$ You have just received a windfall from an investment you made in a$$ friend's business. She will be paying you

$$47,292$ at the end of this$$ year,

$$94,584$ at the end of next$$ year, and

$$141,876$ at the end of the year after that$($three years from$$ today$).$ The interest rate is

$10\mathrm{.}7\%$ per year.

a$.$ What is the present value of your$$ windfall?

b$.$ What is the future value of your windfall in three years$($on the date of the last$$ payment$)?$

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Part $1$

a$.$ What is the present value of your$$ windfall?