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Finding the Third Proportional to 68,314 and 103,853

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Solution

The third proportional to 68,314 and 103,853 is: 157,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,314 : 103,853 = 103,853 : x
  2. Step 2: Convert to fraction form
    68,314/103,853 = 103,853/x
  3. Step 3: Cross multiply
    68,314x = 103,853 × 103,853
  4. Step 4: Simplify right side
    68,314x = 10,785,445,609
  5. Step 5: Solve for x
    x = 10,785,445,609/68,314
  6. Step 6: Final answer
    x = 157,880.46

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.