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Finding the Third Proportional to 51 and 110.53

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Solution

The third proportional to 51 and 110.53 is: 239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51 : 110.53 = 110.53 : x
  2. Step 2: Convert to fraction form
    51/110.53 = 110.53/x
  3. Step 3: Cross multiply
    51x = 110.53 × 110.53
  4. Step 4: Simplify right side
    51x = 12,217.16
  5. Step 5: Solve for x
    x = 12,217.16/51
  6. Step 6: Final answer
    x = 239.55

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.