Home / 124,236.52-186,335.68-68,104.44

Finding the Fourth Proportional to 124,236.52, 186,335.68 and 68,104.44

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Solution

The fourth proportional to 124,236.52, 186,335.68 and 68,104.44 is: 102,146.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,236.52 : 186,335.68 = 68,104.44 : x
  2. Step 2: Convert to fraction form
    124,236.52/186,335.68 = 68,104.44/x
  3. Step 3: Cross multiply
    124,236.52x = 186,335.68 × 68,104.44
  4. Step 4: Simplify right side
    124,236.52x = 12,690,287,138.42
  5. Step 5: Solve for x
    x = 12,690,287,138.42/124,236.52
  6. Step 6: Final answer
    x = 102,146.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.