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Finding the Fourth Proportional to 237,349.68, 356,024.16 and 71,137.68

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Solution

The fourth proportional to 237,349.68, 356,024.16 and 71,137.68 is: 106,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,349.68 : 356,024.16 = 71,137.68 : x
  2. Step 2: Convert to fraction form
    237,349.68/356,024.16 = 71,137.68/x
  3. Step 3: Cross multiply
    237,349.68x = 356,024.16 × 71,137.68
  4. Step 4: Simplify right side
    237,349.68x = 25,326,732,766.35
  5. Step 5: Solve for x
    x = 25,326,732,766.35/237,349.68
  6. Step 6: Final answer
    x = 106,706.41

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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.