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Finding the Third Proportional to 81,792 and 123,095.25

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Solution

The third proportional to 81,792 and 123,095.25 is: 185,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,792 : 123,095.25 = 123,095.25 : x
  2. Step 2: Convert to fraction form
    81,792/123,095.25 = 123,095.25/x
  3. Step 3: Cross multiply
    81,792x = 123,095.25 × 123,095.25
  4. Step 4: Simplify right side
    81,792x = 15,152,440,572.56
  5. Step 5: Solve for x
    x = 15,152,440,572.56/81,792
  6. Step 6: Final answer
    x = 185,255.78

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