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Finding the Fourth Proportional to 96.57, 144.86 and 24.43

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Solution

The fourth proportional to 96.57, 144.86 and 24.43 is: 36.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.57 : 144.86 = 24.43 : x
  2. Step 2: Convert to fraction form
    96.57/144.86 = 24.43/x
  3. Step 3: Cross multiply
    96.57x = 144.86 × 24.43
  4. Step 4: Simplify right side
    96.57x = 3,538.93
  5. Step 5: Solve for x
    x = 3,538.93/96.57
  6. Step 6: Final answer
    x = 36.65

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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.