Home / 132,081.92-198,122.19-32,242.64

Finding the Fourth Proportional to 132,081.92, 198,122.19 and 32,242.64

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Solution

The fourth proportional to 132,081.92, 198,122.19 and 32,242.64 is: 48,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,081.92 : 198,122.19 = 32,242.64 : x
  2. Step 2: Convert to fraction form
    132,081.92/198,122.19 = 32,242.64/x
  3. Step 3: Cross multiply
    132,081.92x = 198,122.19 × 32,242.64
  4. Step 4: Simplify right side
    132,081.92x = 6,387,981,457.57
  5. Step 5: Solve for x
    x = 6,387,981,457.57/132,081.92
  6. Step 6: Final answer
    x = 48,363.79

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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.