Home / 165,176.20-227,934.66-89,724.52

Finding the Fourth Proportional to 165,176.20, 227,934.66 and 89,724.52

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Solution

The fourth proportional to 165,176.20, 227,934.66 and 89,724.52 is: 123,815.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,176.20 : 227,934.66 = 89,724.52 : x
  2. Step 2: Convert to fraction form
    165,176.20/227,934.66 = 89,724.52/x
  3. Step 3: Cross multiply
    165,176.20x = 227,934.66 × 89,724.52
  4. Step 4: Simplify right side
    165,176.20x = 20,451,327,959.86
  5. Step 5: Solve for x
    x = 20,451,327,959.86/165,176.20
  6. Step 6: Final answer
    x = 123,815.22

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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.