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Finding the Fourth Proportional to 44.20, 60.99 and 24.79

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Solution

The fourth proportional to 44.20, 60.99 and 24.79 is: 34.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.20 : 60.99 = 24.79 : x
  2. Step 2: Convert to fraction form
    44.20/60.99 = 24.79/x
  3. Step 3: Cross multiply
    44.20x = 60.99 × 24.79
  4. Step 4: Simplify right side
    44.20x = 1,511.79
  5. Step 5: Solve for x
    x = 1,511.79/44.20
  6. Step 6: Final answer
    x = 34.21

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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.