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Finding the Fourth Proportional to 104,097.60, 156,250.08 and 57,372.48

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Solution

The fourth proportional to 104,097.60, 156,250.08 and 57,372.48 is: 86,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,097.60 : 156,250.08 = 57,372.48 : x
  2. Step 2: Convert to fraction form
    104,097.60/156,250.08 = 57,372.48/x
  3. Step 3: Cross multiply
    104,097.60x = 156,250.08 × 57,372.48
  4. Step 4: Simplify right side
    104,097.60x = 8,964,454,589.80
  5. Step 5: Solve for x
    x = 8,964,454,589.80/104,097.60
  6. Step 6: Final answer
    x = 86,115.86

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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.