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Finding the Third Proportional to 63,094 and 87,729

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Solution

The third proportional to 63,094 and 87,729 is: 121,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,094 : 87,729 = 87,729 : x
  2. Step 2: Convert to fraction form
    63,094/87,729 = 87,729/x
  3. Step 3: Cross multiply
    63,094x = 87,729 × 87,729
  4. Step 4: Simplify right side
    63,094x = 7,696,377,441
  5. Step 5: Solve for x
    x = 7,696,377,441/63,094
  6. Step 6: Final answer
    x = 121,982.72

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.