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Finding the Fourth Proportional to 230,589.56, 345,855.72 and 62,123.06

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Solution

The fourth proportional to 230,589.56, 345,855.72 and 62,123.06 is: 93,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,589.56 : 345,855.72 = 62,123.06 : x
  2. Step 2: Convert to fraction form
    230,589.56/345,855.72 = 62,123.06/x
  3. Step 3: Cross multiply
    230,589.56x = 345,855.72 × 62,123.06
  4. Step 4: Simplify right side
    230,589.56x = 21,485,615,644.90
  5. Step 5: Solve for x
    x = 21,485,615,644.90/230,589.56
  6. Step 6: Final answer
    x = 93,176.88

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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.