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Finding the Fourth Proportional to 63.28, 95.04 and 63.04

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Solution

The fourth proportional to 63.28, 95.04 and 63.04 is: 94.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.28 : 95.04 = 63.04 : x
  2. Step 2: Convert to fraction form
    63.28/95.04 = 63.04/x
  3. Step 3: Cross multiply
    63.28x = 95.04 × 63.04
  4. Step 4: Simplify right side
    63.28x = 5,991.32
  5. Step 5: Solve for x
    x = 5,991.32/63.28
  6. Step 6: Final answer
    x = 94.68

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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.