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Finding the Third Proportional to 69,072.75 and 92,856.38

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Solution

The third proportional to 69,072.75 and 92,856.38 is: 124,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.75 : 92,856.38 = 92,856.38 : x
  2. Step 2: Convert to fraction form
    69,072.75/92,856.38 = 92,856.38/x
  3. Step 3: Cross multiply
    69,072.75x = 92,856.38 × 92,856.38
  4. Step 4: Simplify right side
    69,072.75x = 8,622,306,378.14
  5. Step 5: Solve for x
    x = 8,622,306,378.14/69,072.75
  6. Step 6: Final answer
    x = 124,829.35

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.