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Finding the Fourth Proportional to 52.28, 72.22 and 44.10

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Solution

The fourth proportional to 52.28, 72.22 and 44.10 is: 60.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.28 : 72.22 = 44.10 : x
  2. Step 2: Convert to fraction form
    52.28/72.22 = 44.10/x
  3. Step 3: Cross multiply
    52.28x = 72.22 × 44.10
  4. Step 4: Simplify right side
    52.28x = 3,184.90
  5. Step 5: Solve for x
    x = 3,184.90/52.28
  6. Step 6: Final answer
    x = 60.92

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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.