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Finding the Third Proportional to 48,981.75 and 73,282.75

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Solution

The third proportional to 48,981.75 and 73,282.75 is: 109,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.75 : 73,282.75 = 73,282.75 : x
  2. Step 2: Convert to fraction form
    48,981.75/73,282.75 = 73,282.75/x
  3. Step 3: Cross multiply
    48,981.75x = 73,282.75 × 73,282.75
  4. Step 4: Simplify right side
    48,981.75x = 5,370,361,447.56
  5. Step 5: Solve for x
    x = 5,370,361,447.56/48,981.75
  6. Step 6: Final answer
    x = 109,640.05

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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.