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Finding the Fourth Proportional to 27.56, 41.15 and 24.53

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Solution

The fourth proportional to 27.56, 41.15 and 24.53 is: 36.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.56 : 41.15 = 24.53 : x
  2. Step 2: Convert to fraction form
    27.56/41.15 = 24.53/x
  3. Step 3: Cross multiply
    27.56x = 41.15 × 24.53
  4. Step 4: Simplify right side
    27.56x = 1,009.41
  5. Step 5: Solve for x
    x = 1,009.41/27.56
  6. Step 6: Final answer
    x = 36.63

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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.