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Finding the Fourth Proportional to 62.41, 93.68 and 36.39

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Solution

The fourth proportional to 62.41, 93.68 and 36.39 is: 54.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.41 : 93.68 = 36.39 : x
  2. Step 2: Convert to fraction form
    62.41/93.68 = 36.39/x
  3. Step 3: Cross multiply
    62.41x = 93.68 × 36.39
  4. Step 4: Simplify right side
    62.41x = 3,408.76
  5. Step 5: Solve for x
    x = 3,408.76/62.41
  6. Step 6: Final answer
    x = 54.62

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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.