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Finding the Third Proportional to 99,535.50 and 148,938.75

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Solution

The third proportional to 99,535.50 and 148,938.75 is: 222,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,535.50 : 148,938.75 = 148,938.75 : x
  2. Step 2: Convert to fraction form
    99,535.50/148,938.75 = 148,938.75/x
  3. Step 3: Cross multiply
    99,535.50x = 148,938.75 × 148,938.75
  4. Step 4: Simplify right side
    99,535.50x = 22,182,751,251.56
  5. Step 5: Solve for x
    x = 22,182,751,251.56/99,535.50
  6. Step 6: Final answer
    x = 222,862.71

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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.