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Finding the Fourth Proportional to 44.13, 60.87 and 34.90

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Solution

The fourth proportional to 44.13, 60.87 and 34.90 is: 48.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.13 : 60.87 = 34.90 : x
  2. Step 2: Convert to fraction form
    44.13/60.87 = 34.90/x
  3. Step 3: Cross multiply
    44.13x = 60.87 × 34.90
  4. Step 4: Simplify right side
    44.13x = 2,124.36
  5. Step 5: Solve for x
    x = 2,124.36/44.13
  6. Step 6: Final answer
    x = 48.14

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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.