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Finding the Third Proportional to 55,250.13 and 84,972.75

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Solution

The third proportional to 55,250.13 and 84,972.75 is: 130,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,250.13 : 84,972.75 = 84,972.75 : x
  2. Step 2: Convert to fraction form
    55,250.13/84,972.75 = 84,972.75/x
  3. Step 3: Cross multiply
    55,250.13x = 84,972.75 × 84,972.75
  4. Step 4: Simplify right side
    55,250.13x = 7,220,368,242.56
  5. Step 5: Solve for x
    x = 7,220,368,242.56/55,250.13
  6. Step 6: Final answer
    x = 130,685.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.