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Finding the Third Proportional to 54 and 113.27

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Solution

The third proportional to 54 and 113.27 is: 237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54 : 113.27 = 113.27 : x
  2. Step 2: Convert to fraction form
    54/113.27 = 113.27/x
  3. Step 3: Cross multiply
    54x = 113.27 × 113.27
  4. Step 4: Simplify right side
    54x = 12,830.87
  5. Step 5: Solve for x
    x = 12,830.87/54
  6. Step 6: Final answer
    x = 237.61

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.