Home / 109,951.27-151,724.35-62,207.66

Finding the Fourth Proportional to 109,951.27, 151,724.35 and 62,207.66

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Solution

The fourth proportional to 109,951.27, 151,724.35 and 62,207.66 is: 85,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,951.27 : 151,724.35 = 62,207.66 : x
  2. Step 2: Convert to fraction form
    109,951.27/151,724.35 = 62,207.66/x
  3. Step 3: Cross multiply
    109,951.27x = 151,724.35 × 62,207.66
  4. Step 4: Simplify right side
    109,951.27x = 9,438,416,778.52
  5. Step 5: Solve for x
    x = 9,438,416,778.52/109,951.27
  6. Step 6: Final answer
    x = 85,841.82

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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.