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Finding the Third Proportional to 91,928.25 and 126,591.75

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Solution

The third proportional to 91,928.25 and 126,591.75 is: 174,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,928.25 : 126,591.75 = 126,591.75 : x
  2. Step 2: Convert to fraction form
    91,928.25/126,591.75 = 126,591.75/x
  3. Step 3: Cross multiply
    91,928.25x = 126,591.75 × 126,591.75
  4. Step 4: Simplify right side
    91,928.25x = 16,025,471,168.06
  5. Step 5: Solve for x
    x = 16,025,471,168.06/91,928.25
  6. Step 6: Final answer
    x = 174,325.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.