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Finding the Third Proportional to 69,751.13 and 104,429.25

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Solution

The third proportional to 69,751.13 and 104,429.25 is: 156,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.13 : 104,429.25 = 104,429.25 : x
  2. Step 2: Convert to fraction form
    69,751.13/104,429.25 = 104,429.25/x
  3. Step 3: Cross multiply
    69,751.13x = 104,429.25 × 104,429.25
  4. Step 4: Simplify right side
    69,751.13x = 10,905,468,255.56
  5. Step 5: Solve for x
    x = 10,905,468,255.56/69,751.13
  6. Step 6: Final answer
    x = 156,348.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.