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Finding the Fourth Proportional to 37.29, 51.41 and 22.73

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Solution

The fourth proportional to 37.29, 51.41 and 22.73 is: 31.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.29 : 51.41 = 22.73 : x
  2. Step 2: Convert to fraction form
    37.29/51.41 = 22.73/x
  3. Step 3: Cross multiply
    37.29x = 51.41 × 22.73
  4. Step 4: Simplify right side
    37.29x = 1,168.18
  5. Step 5: Solve for x
    x = 1,168.18/37.29
  6. Step 6: Final answer
    x = 31.33

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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.