Home / 198,016.17-273,306.92-166,129.71

Finding the Fourth Proportional to 198,016.17, 273,306.92 and 166,129.71

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Solution

The fourth proportional to 198,016.17, 273,306.92 and 166,129.71 is: 229,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,016.17 : 273,306.92 = 166,129.71 : x
  2. Step 2: Convert to fraction form
    198,016.17/273,306.92 = 166,129.71/x
  3. Step 3: Cross multiply
    198,016.17x = 273,306.92 × 166,129.71
  4. Step 4: Simplify right side
    198,016.17x = 45,404,399,360.59
  5. Step 5: Solve for x
    x = 45,404,399,360.59/198,016.17
  6. Step 6: Final answer
    x = 229,296.42

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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.