Home / 87,649.38-131,379.29-35,001

Finding the Fourth Proportional to 87,649.38, 131,379.29 and 35,001

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Solution

The fourth proportional to 87,649.38, 131,379.29 and 35,001 is: 52,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,649.38 : 131,379.29 = 35,001 : x
  2. Step 2: Convert to fraction form
    87,649.38/131,379.29 = 35,001/x
  3. Step 3: Cross multiply
    87,649.38x = 131,379.29 × 35,001
  4. Step 4: Simplify right side
    87,649.38x = 4,598,406,354.29
  5. Step 5: Solve for x
    x = 4,598,406,354.29/87,649.38
  6. Step 6: Final answer
    x = 52,463.65

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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.