Home / 188,354.52-259,997.46-124,712.82

Finding the Fourth Proportional to 188,354.52, 259,997.46 and 124,712.82

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Solution

The fourth proportional to 188,354.52, 259,997.46 and 124,712.82 is: 172,148.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,354.52 : 259,997.46 = 124,712.82 : x
  2. Step 2: Convert to fraction form
    188,354.52/259,997.46 = 124,712.82/x
  3. Step 3: Cross multiply
    188,354.52x = 259,997.46 × 124,712.82
  4. Step 4: Simplify right side
    188,354.52x = 32,425,016,429.44
  5. Step 5: Solve for x
    x = 32,425,016,429.44/188,354.52
  6. Step 6: Final answer
    x = 172,148.86

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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.