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Finding the Fourth Proportional to 230,458.66, 345,450.57 and 88,265.14

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Solution

The fourth proportional to 230,458.66, 345,450.57 and 88,265.14 is: 132,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,458.66 : 345,450.57 = 88,265.14 : x
  2. Step 2: Convert to fraction form
    230,458.66/345,450.57 = 88,265.14/x
  3. Step 3: Cross multiply
    230,458.66x = 345,450.57 × 88,265.14
  4. Step 4: Simplify right side
    230,458.66x = 30,491,242,924.13
  5. Step 5: Solve for x
    x = 30,491,242,924.13/230,458.66
  6. Step 6: Final answer
    x = 132,306.78

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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.