Finding the Fourth Proportional to 87,337.08, 120,525.10 and 47,593.08
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Solution
The fourth proportional to 87,337.08, 120,525.10 and 47,593.08 is: 65,678.41
Step by Step Solution
- Step 1: Write the proportion equation
87,337.08 : 120,525.10 = 47,593.08 : x - Step 2: Convert to fraction form
87,337.08/120,525.10 = 47,593.08/x - Step 3: Cross multiply
87,337.08x = 120,525.10 × 47,593.08 - Step 4: Simplify right side
87,337.08x = 5,736,160,726.31 - Step 5: Solve for x
x = 5,736,160,726.31/87,337.08 - Step 6: Final answer
x = 65,678.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.