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Finding the Third Proportional to 27,158.63 and 38,991.38

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Solution

The third proportional to 27,158.63 and 38,991.38 is: 55,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158.63 : 38,991.38 = 38,991.38 : x
  2. Step 2: Convert to fraction form
    27,158.63/38,991.38 = 38,991.38/x
  3. Step 3: Cross multiply
    27,158.63x = 38,991.38 × 38,991.38
  4. Step 4: Simplify right side
    27,158.63x = 1,520,327,324.39
  5. Step 5: Solve for x
    x = 1,520,327,324.39/27,158.63
  6. Step 6: Final answer
    x = 55,979.54

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.