Home / 198,324.01-273,689.04-107,680.96

Finding the Fourth Proportional to 198,324.01, 273,689.04 and 107,680.96

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Solution

The fourth proportional to 198,324.01, 273,689.04 and 107,680.96 is: 148,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,324.01 : 273,689.04 = 107,680.96 : x
  2. Step 2: Convert to fraction form
    198,324.01/273,689.04 = 107,680.96/x
  3. Step 3: Cross multiply
    198,324.01x = 273,689.04 × 107,680.96
  4. Step 4: Simplify right side
    198,324.01x = 29,471,098,568.68
  5. Step 5: Solve for x
    x = 29,471,098,568.68/198,324.01
  6. Step 6: Final answer
    x = 148,600.76

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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.