Home / 132,262.56-198,395.46-38,770.20

Finding the Fourth Proportional to 132,262.56, 198,395.46 and 38,770.20

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Solution

The fourth proportional to 132,262.56, 198,395.46 and 38,770.20 is: 58,155.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,262.56 : 198,395.46 = 38,770.20 : x
  2. Step 2: Convert to fraction form
    132,262.56/198,395.46 = 38,770.20/x
  3. Step 3: Cross multiply
    132,262.56x = 198,395.46 × 38,770.20
  4. Step 4: Simplify right side
    132,262.56x = 7,691,831,663.29
  5. Step 5: Solve for x
    x = 7,691,831,663.29/132,262.56
  6. Step 6: Final answer
    x = 58,155.77

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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.