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Finding the Fourth Proportional to 51.55, 77.27 and 24.44

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Solution

The fourth proportional to 51.55, 77.27 and 24.44 is: 36.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51.55 : 77.27 = 24.44 : x
  2. Step 2: Convert to fraction form
    51.55/77.27 = 24.44/x
  3. Step 3: Cross multiply
    51.55x = 77.27 × 24.44
  4. Step 4: Simplify right side
    51.55x = 1,887.97
  5. Step 5: Solve for x
    x = 1,887.97/51.55
  6. Step 6: Final answer
    x = 36.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.