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Finding the Third Proportional to 106,123.50 and 159,171.75

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Solution

The third proportional to 106,123.50 and 159,171.75 is: 238,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,123.50 : 159,171.75 = 159,171.75 : x
  2. Step 2: Convert to fraction form
    106,123.50/159,171.75 = 159,171.75/x
  3. Step 3: Cross multiply
    106,123.50x = 159,171.75 × 159,171.75
  4. Step 4: Simplify right side
    106,123.50x = 25,335,645,998.06
  5. Step 5: Solve for x
    x = 25,335,645,998.06/106,123.50
  6. Step 6: Final answer
    x = 238,737.38

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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.