Home / 87,474.25-131,200.96-51,472.23

Finding the Fourth Proportional to 87,474.25, 131,200.96 and 51,472.23

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Solution

The fourth proportional to 87,474.25, 131,200.96 and 51,472.23 is: 77,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,474.25 : 131,200.96 = 51,472.23 : x
  2. Step 2: Convert to fraction form
    87,474.25/131,200.96 = 51,472.23/x
  3. Step 3: Cross multiply
    87,474.25x = 131,200.96 × 51,472.23
  4. Step 4: Simplify right side
    87,474.25x = 6,753,205,989.34
  5. Step 5: Solve for x
    x = 6,753,205,989.34/87,474.25
  6. Step 6: Final answer
    x = 77,202.22

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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.