Home / 102,769.52-141,844.82-62,474.75

Finding the Fourth Proportional to 102,769.52, 141,844.82 and 62,474.75

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Solution

The fourth proportional to 102,769.52, 141,844.82 and 62,474.75 is: 86,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,769.52 : 141,844.82 = 62,474.75 : x
  2. Step 2: Convert to fraction form
    102,769.52/141,844.82 = 62,474.75/x
  3. Step 3: Cross multiply
    102,769.52x = 141,844.82 × 62,474.75
  4. Step 4: Simplify right side
    102,769.52x = 8,861,719,668.30
  5. Step 5: Solve for x
    x = 8,861,719,668.30/102,769.52
  6. Step 6: Final answer
    x = 86,229.07

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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.