Home / 185,537.82-256,042.29-100,654.88

Finding the Fourth Proportional to 185,537.82, 256,042.29 and 100,654.88

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Solution

The fourth proportional to 185,537.82, 256,042.29 and 100,654.88 is: 138,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,537.82 : 256,042.29 = 100,654.88 : x
  2. Step 2: Convert to fraction form
    185,537.82/256,042.29 = 100,654.88/x
  3. Step 3: Cross multiply
    185,537.82x = 256,042.29 × 100,654.88
  4. Step 4: Simplify right side
    185,537.82x = 25,771,904,694.66
  5. Step 5: Solve for x
    x = 25,771,904,694.66/185,537.82
  6. Step 6: Final answer
    x = 138,903.78

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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.