Home / 168,092.10-251,792.55-115,560.90

Finding the Fourth Proportional to 168,092.10, 251,792.55 and 115,560.90

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Solution

The fourth proportional to 168,092.10, 251,792.55 and 115,560.90 is: 173,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,092.10 : 251,792.55 = 115,560.90 : x
  2. Step 2: Convert to fraction form
    168,092.10/251,792.55 = 115,560.90/x
  3. Step 3: Cross multiply
    168,092.10x = 251,792.55 × 115,560.90
  4. Step 4: Simplify right side
    168,092.10x = 29,097,373,691.30
  5. Step 5: Solve for x
    x = 29,097,373,691.30/168,092.10
  6. Step 6: Final answer
    x = 173,103.75

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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.