Finding the Fourth Proportional to 87,332.76, 131,007.06 and 24,156.84
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Solution
The fourth proportional to 87,332.76, 131,007.06 and 24,156.84 is: 36,237.45
Step by Step Solution
- Step 1: Write the proportion equation
87,332.76 : 131,007.06 = 24,156.84 : x - Step 2: Convert to fraction form
87,332.76/131,007.06 = 24,156.84/x - Step 3: Cross multiply
87,332.76x = 131,007.06 × 24,156.84 - Step 4: Simplify right side
87,332.76x = 3,164,716,587.29 - Step 5: Solve for x
x = 3,164,716,587.29/87,332.76 - Step 6: Final answer
x = 36,237.45
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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.