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Finding the Fourth Proportional to 44.21, 61.01 and 24.80

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Solution

The fourth proportional to 44.21, 61.01 and 24.80 is: 34.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.21 : 61.01 = 24.80 : x
  2. Step 2: Convert to fraction form
    44.21/61.01 = 24.80/x
  3. Step 3: Cross multiply
    44.21x = 61.01 × 24.80
  4. Step 4: Simplify right side
    44.21x = 1,512.62
  5. Step 5: Solve for x
    x = 1,512.62/44.21
  6. Step 6: Final answer
    x = 34.22

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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.