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Finding the Fourth Proportional to 52.28, 71.94 and 44

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Solution

The fourth proportional to 52.28, 71.94 and 44 is: 60.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.28 : 71.94 = 44 : x
  2. Step 2: Convert to fraction form
    52.28/71.94 = 44/x
  3. Step 3: Cross multiply
    52.28x = 71.94 × 44
  4. Step 4: Simplify right side
    52.28x = 3,165.36
  5. Step 5: Solve for x
    x = 3,165.36/52.28
  6. Step 6: Final answer
    x = 60.55

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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.