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Finding the Third Proportional to 70,321 and 93,936

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Solution

The third proportional to 70,321 and 93,936 is: 125,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,321 : 93,936 = 93,936 : x
  2. Step 2: Convert to fraction form
    70,321/93,936 = 93,936/x
  3. Step 3: Cross multiply
    70,321x = 93,936 × 93,936
  4. Step 4: Simplify right side
    70,321x = 8,823,972,096
  5. Step 5: Solve for x
    x = 8,823,972,096/70,321
  6. Step 6: Final answer
    x = 125,481.32

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.