Home / 193,542.88-267,082.32-108,663.52

Finding the Fourth Proportional to 193,542.88, 267,082.32 and 108,663.52

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Solution

The fourth proportional to 193,542.88, 267,082.32 and 108,663.52 is: 149,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,542.88 : 267,082.32 = 108,663.52 : x
  2. Step 2: Convert to fraction form
    193,542.88/267,082.32 = 108,663.52/x
  3. Step 3: Cross multiply
    193,542.88x = 267,082.32 × 108,663.52
  4. Step 4: Simplify right side
    193,542.88x = 29,022,105,020.97
  5. Step 5: Solve for x
    x = 29,022,105,020.97/193,542.88
  6. Step 6: Final answer
    x = 149,951.81

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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.