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Finding the Fourth Proportional to 178.03, 267 and 62.47

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Solution

The fourth proportional to 178.03, 267 and 62.47 is: 93.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.03 : 267 = 62.47 : x
  2. Step 2: Convert to fraction form
    178.03/267 = 62.47/x
  3. Step 3: Cross multiply
    178.03x = 267 × 62.47
  4. Step 4: Simplify right side
    178.03x = 16,679.49
  5. Step 5: Solve for x
    x = 16,679.49/178.03
  6. Step 6: Final answer
    x = 93.69

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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.