Finding the Fourth Proportional to 71,024.92, 106,509.68 and 26,627.44
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Solution
The fourth proportional to 71,024.92, 106,509.68 and 26,627.44 is: 39,930.78
Step by Step Solution
- Step 1: Write the proportion equation
71,024.92 : 106,509.68 = 26,627.44 : x - Step 2: Convert to fraction form
71,024.92/106,509.68 = 26,627.44/x - Step 3: Cross multiply
71,024.92x = 106,509.68 × 26,627.44 - Step 4: Simplify right side
71,024.92x = 2,836,080,113.62 - Step 5: Solve for x
x = 2,836,080,113.62/71,024.92 - Step 6: Final answer
x = 39,930.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.