Home / 117,103.60-175,654.68-38,217.88

Finding the Fourth Proportional to 117,103.60, 175,654.68 and 38,217.88

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Solution

The fourth proportional to 117,103.60, 175,654.68 and 38,217.88 is: 57,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,103.60 : 175,654.68 = 38,217.88 : x
  2. Step 2: Convert to fraction form
    117,103.60/175,654.68 = 38,217.88/x
  3. Step 3: Cross multiply
    117,103.60x = 175,654.68 × 38,217.88
  4. Step 4: Simplify right side
    117,103.60x = 6,713,149,481.68
  5. Step 5: Solve for x
    x = 6,713,149,481.68/117,103.60
  6. Step 6: Final answer
    x = 57,326.59

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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.