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Finding the Fourth Proportional to 230,640.23, 345,948.03 and 62,157.85

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Solution

The fourth proportional to 230,640.23, 345,948.03 and 62,157.85 is: 93,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,640.23 : 345,948.03 = 62,157.85 : x
  2. Step 2: Convert to fraction form
    230,640.23/345,948.03 = 62,157.85/x
  3. Step 3: Cross multiply
    230,640.23x = 345,948.03 × 62,157.85
  4. Step 4: Simplify right side
    230,640.23x = 21,503,384,891.67
  5. Step 5: Solve for x
    x = 21,503,384,891.67/230,640.23
  6. Step 6: Final answer
    x = 93,233.45

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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.