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Finding the Fourth Proportional to 44.50, 66.60 and 32.44

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Solution

The fourth proportional to 44.50, 66.60 and 32.44 is: 48.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.50 : 66.60 = 32.44 : x
  2. Step 2: Convert to fraction form
    44.50/66.60 = 32.44/x
  3. Step 3: Cross multiply
    44.50x = 66.60 × 32.44
  4. Step 4: Simplify right side
    44.50x = 2,160.50
  5. Step 5: Solve for x
    x = 2,160.50/44.50
  6. Step 6: Final answer
    x = 48.55

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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.