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Finding the Fourth Proportional to 37.73, 52.02 and 23.15

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Solution

The fourth proportional to 37.73, 52.02 and 23.15 is: 31.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.73 : 52.02 = 23.15 : x
  2. Step 2: Convert to fraction form
    37.73/52.02 = 23.15/x
  3. Step 3: Cross multiply
    37.73x = 52.02 × 23.15
  4. Step 4: Simplify right side
    37.73x = 1,204.00
  5. Step 5: Solve for x
    x = 1,204.00/37.73
  6. Step 6: Final answer
    x = 31.92

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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.