Home / 87,629.80-131,459.10-37,733.80

Finding the Fourth Proportional to 87,629.80, 131,459.10 and 37,733.80

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Solution

The fourth proportional to 87,629.80, 131,459.10 and 37,733.80 is: 56,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,629.80 : 131,459.10 = 37,733.80 : x
  2. Step 2: Convert to fraction form
    87,629.80/131,459.10 = 37,733.80/x
  3. Step 3: Cross multiply
    87,629.80x = 131,459.10 × 37,733.80
  4. Step 4: Simplify right side
    87,629.80x = 4,960,451,387.58
  5. Step 5: Solve for x
    x = 4,960,451,387.58/87,629.80
  6. Step 6: Final answer
    x = 56,606.90

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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.