Home / 87,053.62-120,132.30-50,761.84

Finding the Fourth Proportional to 87,053.62, 120,132.30 and 50,761.84

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Solution

The fourth proportional to 87,053.62, 120,132.30 and 50,761.84 is: 70,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,053.62 : 120,132.30 = 50,761.84 : x
  2. Step 2: Convert to fraction form
    87,053.62/120,132.30 = 50,761.84/x
  3. Step 3: Cross multiply
    87,053.62x = 120,132.30 × 50,761.84
  4. Step 4: Simplify right side
    87,053.62x = 6,098,136,591.43
  5. Step 5: Solve for x
    x = 6,098,136,591.43/87,053.62
  6. Step 6: Final answer
    x = 70,050.35

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1.5x scale

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.