Home / 66,175.20-99,287.10-26,736.30

Finding the Fourth Proportional to 66,175.20, 99,287.10 and 26,736.30

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Solution

The fourth proportional to 66,175.20, 99,287.10 and 26,736.30 is: 40,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.20 : 99,287.10 = 26,736.30 : x
  2. Step 2: Convert to fraction form
    66,175.20/99,287.10 = 26,736.30/x
  3. Step 3: Cross multiply
    66,175.20x = 99,287.10 × 26,736.30
  4. Step 4: Simplify right side
    66,175.20x = 2,654,569,691.73
  5. Step 5: Solve for x
    x = 2,654,569,691.73/66,175.20
  6. Step 6: Final answer
    x = 40,114.27

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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.