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Finding the Fourth Proportional to 44.62, 66.53 and 44.56

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Solution

The fourth proportional to 44.62, 66.53 and 44.56 is: 66.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.62 : 66.53 = 44.56 : x
  2. Step 2: Convert to fraction form
    44.62/66.53 = 44.56/x
  3. Step 3: Cross multiply
    44.62x = 66.53 × 44.56
  4. Step 4: Simplify right side
    44.62x = 2,964.58
  5. Step 5: Solve for x
    x = 2,964.58/44.62
  6. Step 6: Final answer
    x = 66.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.