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Finding the Fourth Proportional to 63.33, 94.89 and 40.46

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Solution

The fourth proportional to 63.33, 94.89 and 40.46 is: 60.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.33 : 94.89 = 40.46 : x
  2. Step 2: Convert to fraction form
    63.33/94.89 = 40.46/x
  3. Step 3: Cross multiply
    63.33x = 94.89 × 40.46
  4. Step 4: Simplify right side
    63.33x = 3,839.12
  5. Step 5: Solve for x
    x = 3,839.12/63.33
  6. Step 6: Final answer
    x = 60.62

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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.