Finding the Fourth Proportional to 87,635.87, 131,475.92 and 24,455.94
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Solution
The fourth proportional to 87,635.87, 131,475.92 and 24,455.94 is: 36,690.08
Step by Step Solution
- Step 1: Write the proportion equation
87,635.87 : 131,475.92 = 24,455.94 : x - Step 2: Convert to fraction form
87,635.87/131,475.92 = 24,455.94/x - Step 3: Cross multiply
87,635.87x = 131,475.92 × 24,455.94 - Step 4: Simplify right side
87,635.87x = 3,215,367,210.96 - Step 5: Solve for x
x = 3,215,367,210.96/87,635.87 - Step 6: Final answer
x = 36,690.08
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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.