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Finding the Fourth Proportional to 25.32, 37.82 and 24.87

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Solution

The fourth proportional to 25.32, 37.82 and 24.87 is: 37.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.32 : 37.82 = 24.87 : x
  2. Step 2: Convert to fraction form
    25.32/37.82 = 24.87/x
  3. Step 3: Cross multiply
    25.32x = 37.82 × 24.87
  4. Step 4: Simplify right side
    25.32x = 940.58
  5. Step 5: Solve for x
    x = 940.58/25.32
  6. Step 6: Final answer
    x = 37.15

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.