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Finding the Fourth Proportional to 96.37, 132.97 and 63.23

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Solution

The fourth proportional to 96.37, 132.97 and 63.23 is: 87.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.37 : 132.97 = 63.23 : x
  2. Step 2: Convert to fraction form
    96.37/132.97 = 63.23/x
  3. Step 3: Cross multiply
    96.37x = 132.97 × 63.23
  4. Step 4: Simplify right side
    96.37x = 8,407.56
  5. Step 5: Solve for x
    x = 8,407.56/96.37
  6. Step 6: Final answer
    x = 87.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.