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Finding the Third Proportional to 45,240.75 and 73,937.25

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Solution

The third proportional to 45,240.75 and 73,937.25 is: 120,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,240.75 : 73,937.25 = 73,937.25 : x
  2. Step 2: Convert to fraction form
    45,240.75/73,937.25 = 73,937.25/x
  3. Step 3: Cross multiply
    45,240.75x = 73,937.25 × 73,937.25
  4. Step 4: Simplify right side
    45,240.75x = 5,466,716,937.56
  5. Step 5: Solve for x
    x = 5,466,716,937.56/45,240.75
  6. Step 6: Final answer
    x = 120,836.13

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.