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Finding the Third Proportional to 51,258.75 and 110,939.25

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Solution

The third proportional to 51,258.75 and 110,939.25 is: 240,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,258.75 : 110,939.25 = 110,939.25 : x
  2. Step 2: Convert to fraction form
    51,258.75/110,939.25 = 110,939.25/x
  3. Step 3: Cross multiply
    51,258.75x = 110,939.25 × 110,939.25
  4. Step 4: Simplify right side
    51,258.75x = 12,307,517,190.56
  5. Step 5: Solve for x
    x = 12,307,517,190.56/51,258.75
  6. Step 6: Final answer
    x = 240,105.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.