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Finding the Fourth Proportional to 25.09, 37.42 and 24.73

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Solution

The fourth proportional to 25.09, 37.42 and 24.73 is: 36.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.09 : 37.42 = 24.73 : x
  2. Step 2: Convert to fraction form
    25.09/37.42 = 24.73/x
  3. Step 3: Cross multiply
    25.09x = 37.42 × 24.73
  4. Step 4: Simplify right side
    25.09x = 925.24
  5. Step 5: Solve for x
    x = 925.24/25.09
  6. Step 6: Final answer
    x = 36.88

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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.