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Finding the Third Proportional to 106,432.50 and 158,726.25

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Solution

The third proportional to 106,432.50 and 158,726.25 is: 236,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432.50 : 158,726.25 = 158,726.25 : x
  2. Step 2: Convert to fraction form
    106,432.50/158,726.25 = 158,726.25/x
  3. Step 3: Cross multiply
    106,432.50x = 158,726.25 × 158,726.25
  4. Step 4: Simplify right side
    106,432.50x = 25,194,022,439.06
  5. Step 5: Solve for x
    x = 25,194,022,439.06/106,432.50
  6. Step 6: Final answer
    x = 236,713.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.