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Finding the Fourth Proportional to 46.13, 63.31 and 44.42

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Solution

The fourth proportional to 46.13, 63.31 and 44.42 is: 60.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.13 : 63.31 = 44.42 : x
  2. Step 2: Convert to fraction form
    46.13/63.31 = 44.42/x
  3. Step 3: Cross multiply
    46.13x = 63.31 × 44.42
  4. Step 4: Simplify right side
    46.13x = 2,812.01
  5. Step 5: Solve for x
    x = 2,812.01/46.13
  6. Step 6: Final answer
    x = 60.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.