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Finding the Fourth Proportional to 230,576.52, 318,195.60 and 124,592.52

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Solution

The fourth proportional to 230,576.52, 318,195.60 and 124,592.52 is: 171,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,576.52 : 318,195.60 = 124,592.52 : x
  2. Step 2: Convert to fraction form
    230,576.52/318,195.60 = 124,592.52/x
  3. Step 3: Cross multiply
    230,576.52x = 318,195.60 × 124,592.52
  4. Step 4: Simplify right side
    230,576.52x = 39,644,791,656.91
  5. Step 5: Solve for x
    x = 39,644,791,656.91/230,576.52
  6. Step 6: Final answer
    x = 171,937.68

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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.