Home / 119,734.27-165,257.24-68,781.95

Finding the Fourth Proportional to 119,734.27, 165,257.24 and 68,781.95

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Solution

The fourth proportional to 119,734.27, 165,257.24 and 68,781.95 is: 94,932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,734.27 : 165,257.24 = 68,781.95 : x
  2. Step 2: Convert to fraction form
    119,734.27/165,257.24 = 68,781.95/x
  3. Step 3: Cross multiply
    119,734.27x = 165,257.24 × 68,781.95
  4. Step 4: Simplify right side
    119,734.27x = 11,366,714,874.91
  5. Step 5: Solve for x
    x = 11,366,714,874.91/119,734.27
  6. Step 6: Final answer
    x = 94,932.84

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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.