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Finding the Third Proportional to 68,587.88 and 97,892.44

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Solution

The third proportional to 68,587.88 and 97,892.44 is: 139,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,587.88 : 97,892.44 = 97,892.44 : x
  2. Step 2: Convert to fraction form
    68,587.88/97,892.44 = 97,892.44/x
  3. Step 3: Cross multiply
    68,587.88x = 97,892.44 × 97,892.44
  4. Step 4: Simplify right side
    68,587.88x = 9,582,929,319.69
  5. Step 5: Solve for x
    x = 9,582,929,319.69/68,587.88
  6. Step 6: Final answer
    x = 139,717.54

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.