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Finding the Third Proportional to 99,819.75 and 150,768.75

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Solution

The third proportional to 99,819.75 and 150,768.75 is: 227,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,819.75 : 150,768.75 = 150,768.75 : x
  2. Step 2: Convert to fraction form
    99,819.75/150,768.75 = 150,768.75/x
  3. Step 3: Cross multiply
    99,819.75x = 150,768.75 × 150,768.75
  4. Step 4: Simplify right side
    99,819.75x = 22,731,215,976.56
  5. Step 5: Solve for x
    x = 22,731,215,976.56/99,819.75
  6. Step 6: Final answer
    x = 227,722.63

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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.