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Finding the Third Proportional to 54,373 and 83,185

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Solution

The third proportional to 54,373 and 83,185 is: 127,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,373 : 83,185 = 83,185 : x
  2. Step 2: Convert to fraction form
    54,373/83,185 = 83,185/x
  3. Step 3: Cross multiply
    54,373x = 83,185 × 83,185
  4. Step 4: Simplify right side
    54,373x = 6,919,744,225
  5. Step 5: Solve for x
    x = 6,919,744,225/54,373
  6. Step 6: Final answer
    x = 127,264.34

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.