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Finding the Third Proportional to 38,869 and 61,994

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Solution

The third proportional to 38,869 and 61,994 is: 98,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869 : 61,994 = 61,994 : x
  2. Step 2: Convert to fraction form
    38,869/61,994 = 61,994/x
  3. Step 3: Cross multiply
    38,869x = 61,994 × 61,994
  4. Step 4: Simplify right side
    38,869x = 3,843,256,036
  5. Step 5: Solve for x
    x = 3,843,256,036/38,869
  6. Step 6: Final answer
    x = 98,877.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.