Home / 52,997.20-73,132.60-29,123.36

Finding the Fourth Proportional to 52,997.20, 73,132.60 and 29,123.36

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Solution

The fourth proportional to 52,997.20, 73,132.60 and 29,123.36 is: 40,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,997.20 : 73,132.60 = 29,123.36 : x
  2. Step 2: Convert to fraction form
    52,997.20/73,132.60 = 29,123.36/x
  3. Step 3: Cross multiply
    52,997.20x = 73,132.60 × 29,123.36
  4. Step 4: Simplify right side
    52,997.20x = 2,129,867,037.54
  5. Step 5: Solve for x
    x = 2,129,867,037.54/52,997.20
  6. Step 6: Final answer
    x = 40,188.29

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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.