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Finding the Third Proportional to 68,173.88 and 159,226

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Solution

The third proportional to 68,173.88 and 159,226 is: 371,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,173.88 : 159,226 = 159,226 : x
  2. Step 2: Convert to fraction form
    68,173.88/159,226 = 159,226/x
  3. Step 3: Cross multiply
    68,173.88x = 159,226 × 159,226
  4. Step 4: Simplify right side
    68,173.88x = 25,352,919,076
  5. Step 5: Solve for x
    x = 25,352,919,076/68,173.88
  6. Step 6: Final answer
    x = 371,886.14

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.