Home / 198,060.27-273,315.54-107,414.56

Finding the Fourth Proportional to 198,060.27, 273,315.54 and 107,414.56

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Solution

The fourth proportional to 198,060.27, 273,315.54 and 107,414.56 is: 148,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060.27 : 273,315.54 = 107,414.56 : x
  2. Step 2: Convert to fraction form
    198,060.27/273,315.54 = 107,414.56/x
  3. Step 3: Cross multiply
    198,060.27x = 273,315.54 × 107,414.56
  4. Step 4: Simplify right side
    198,060.27x = 29,358,068,470.26
  5. Step 5: Solve for x
    x = 29,358,068,470.26/198,060.27
  6. Step 6: Final answer
    x = 148,227.95

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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.