Finding the Fourth Proportional to 87,708.98, 131,555.21 and 24,534.74
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Solution
The fourth proportional to 87,708.98, 131,555.21 and 24,534.74 is: 36,799.79
Step by Step Solution
- Step 1: Write the proportion equation
87,708.98 : 131,555.21 = 24,534.74 : x - Step 2: Convert to fraction form
87,708.98/131,555.21 = 24,534.74/x - Step 3: Cross multiply
87,708.98x = 131,555.21 × 24,534.74 - Step 4: Simplify right side
87,708.98x = 3,227,672,092.55 - Step 5: Solve for x
x = 3,227,672,092.55/87,708.98 - Step 6: Final answer
x = 36,799.79
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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.