Finding the Fourth Proportional to 163,551.63, 245,327.45 and 43,608.99
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Solution
The fourth proportional to 163,551.63, 245,327.45 and 43,608.99 is: 65,413.49
Step by Step Solution
- Step 1: Write the proportion equation
163,551.63 : 245,327.45 = 43,608.99 : x - Step 2: Convert to fraction form
163,551.63/245,327.45 = 43,608.99/x - Step 3: Cross multiply
163,551.63x = 245,327.45 × 43,608.99 - Step 4: Simplify right side
163,551.63x = 10,698,482,313.78 - Step 5: Solve for x
x = 10,698,482,313.78/163,551.63 - Step 6: Final answer
x = 65,413.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.