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Finding the Fourth Proportional to 239.62, 359.50 and 93.41

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Solution

The fourth proportional to 239.62, 359.50 and 93.41 is: 140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.62 : 359.50 = 93.41 : x
  2. Step 2: Convert to fraction form
    239.62/359.50 = 93.41/x
  3. Step 3: Cross multiply
    239.62x = 359.50 × 93.41
  4. Step 4: Simplify right side
    239.62x = 33,580.90
  5. Step 5: Solve for x
    x = 33,580.90/239.62
  6. Step 6: Final answer
    x = 140.14

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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.