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Finding the Third Proportional to 68,058 and 105,144.75

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Solution

The third proportional to 68,058 and 105,144.75 is: 162,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,058 : 105,144.75 = 105,144.75 : x
  2. Step 2: Convert to fraction form
    68,058/105,144.75 = 105,144.75/x
  3. Step 3: Cross multiply
    68,058x = 105,144.75 × 105,144.75
  4. Step 4: Simplify right side
    68,058x = 11,055,418,452.56
  5. Step 5: Solve for x
    x = 11,055,418,452.56/68,058
  6. Step 6: Final answer
    x = 162,441.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.