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Finding the Third Proportional to 68,799.56 and 109,452.75

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Solution

The third proportional to 68,799.56 and 109,452.75 is: 174,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,799.56 : 109,452.75 = 109,452.75 : x
  2. Step 2: Convert to fraction form
    68,799.56/109,452.75 = 109,452.75/x
  3. Step 3: Cross multiply
    68,799.56x = 109,452.75 × 109,452.75
  4. Step 4: Simplify right side
    68,799.56x = 11,979,904,482.56
  5. Step 5: Solve for x
    x = 11,979,904,482.56/68,799.56
  6. Step 6: Final answer
    x = 174,127.63

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.