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Finding the Third Proportional to 25,938 and 54,108

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Solution

The third proportional to 25,938 and 54,108 is: 112,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938 : 54,108 = 54,108 : x
  2. Step 2: Convert to fraction form
    25,938/54,108 = 54,108/x
  3. Step 3: Cross multiply
    25,938x = 54,108 × 54,108
  4. Step 4: Simplify right side
    25,938x = 2,927,675,664
  5. Step 5: Solve for x
    x = 2,927,675,664/25,938
  6. Step 6: Final answer
    x = 112,872.07

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.