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Finding the Fourth Proportional to 96.76, 144.96 and 62.44

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Solution

The fourth proportional to 96.76, 144.96 and 62.44 is: 93.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.76 : 144.96 = 62.44 : x
  2. Step 2: Convert to fraction form
    96.76/144.96 = 62.44/x
  3. Step 3: Cross multiply
    96.76x = 144.96 × 62.44
  4. Step 4: Simplify right side
    96.76x = 9,051.30
  5. Step 5: Solve for x
    x = 9,051.30/96.76
  6. Step 6: Final answer
    x = 93.54

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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.