Home / 132,484.86-198,780.38-48,250.90

Finding the Fourth Proportional to 132,484.86, 198,780.38 and 48,250.90

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Solution

The fourth proportional to 132,484.86, 198,780.38 and 48,250.90 is: 72,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,484.86 : 198,780.38 = 48,250.90 : x
  2. Step 2: Convert to fraction form
    132,484.86/198,780.38 = 48,250.90/x
  3. Step 3: Cross multiply
    132,484.86x = 198,780.38 × 48,250.90
  4. Step 4: Simplify right side
    132,484.86x = 9,591,332,237.34
  5. Step 5: Solve for x
    x = 9,591,332,237.34/132,484.86
  6. Step 6: Final answer
    x = 72,395.69

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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.