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Finding the Fourth Proportional to 96.54, 133.25 and 59.68

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Solution

The fourth proportional to 96.54, 133.25 and 59.68 is: 82.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.54 : 133.25 = 59.68 : x
  2. Step 2: Convert to fraction form
    96.54/133.25 = 59.68/x
  3. Step 3: Cross multiply
    96.54x = 133.25 × 59.68
  4. Step 4: Simplify right side
    96.54x = 7,952.36
  5. Step 5: Solve for x
    x = 7,952.36/96.54
  6. Step 6: Final answer
    x = 82.37

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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.