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Finding the Third Proportional to 54,757.05 and 117,694.48

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Solution

The third proportional to 54,757.05 and 117,694.48 is: 252,971.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757.05 : 117,694.48 = 117,694.48 : x
  2. Step 2: Convert to fraction form
    54,757.05/117,694.48 = 117,694.48/x
  3. Step 3: Cross multiply
    54,757.05x = 117,694.48 × 117,694.48
  4. Step 4: Simplify right side
    54,757.05x = 13,851,989,813.32
  5. Step 5: Solve for x
    x = 13,851,989,813.32/54,757.05
  6. Step 6: Final answer
    x = 252,971.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.