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Finding the Third Proportional to 69,354.75 and 104,761.25

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Solution

The third proportional to 69,354.75 and 104,761.25 is: 158,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,354.75 : 104,761.25 = 104,761.25 : x
  2. Step 2: Convert to fraction form
    69,354.75/104,761.25 = 104,761.25/x
  3. Step 3: Cross multiply
    69,354.75x = 104,761.25 × 104,761.25
  4. Step 4: Simplify right side
    69,354.75x = 10,974,919,501.56
  5. Step 5: Solve for x
    x = 10,974,919,501.56/69,354.75
  6. Step 6: Final answer
    x = 158,243.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.