Home / 87,417.75-131,249.30-44,753.65

Finding the Fourth Proportional to 87,417.75, 131,249.30 and 44,753.65

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Solution

The fourth proportional to 87,417.75, 131,249.30 and 44,753.65 is: 67,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,417.75 : 131,249.30 = 44,753.65 : x
  2. Step 2: Convert to fraction form
    87,417.75/131,249.30 = 44,753.65/x
  3. Step 3: Cross multiply
    87,417.75x = 131,249.30 × 44,753.65
  4. Step 4: Simplify right side
    87,417.75x = 5,873,885,234.95
  5. Step 5: Solve for x
    x = 5,873,885,234.95/87,417.75
  6. Step 6: Final answer
    x = 67,193.28

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1.5x scale

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.