Home / 198,221.04-273,545.16-107,576.97

Finding the Fourth Proportional to 198,221.04, 273,545.16 and 107,576.97

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Solution

The fourth proportional to 198,221.04, 273,545.16 and 107,576.97 is: 148,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,221.04 : 273,545.16 = 107,576.97 : x
  2. Step 2: Convert to fraction form
    198,221.04/273,545.16 = 107,576.97/x
  3. Step 3: Cross multiply
    198,221.04x = 273,545.16 × 107,576.97
  4. Step 4: Simplify right side
    198,221.04x = 29,427,159,470.97
  5. Step 5: Solve for x
    x = 29,427,159,470.97/198,221.04
  6. Step 6: Final answer
    x = 148,456.29

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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.