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Finding the Third Proportional to 36,927.56 and 81,236.25

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Solution

The third proportional to 36,927.56 and 81,236.25 is: 178,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,927.56 : 81,236.25 = 81,236.25 : x
  2. Step 2: Convert to fraction form
    36,927.56/81,236.25 = 81,236.25/x
  3. Step 3: Cross multiply
    36,927.56x = 81,236.25 × 81,236.25
  4. Step 4: Simplify right side
    36,927.56x = 6,599,328,314.06
  5. Step 5: Solve for x
    x = 6,599,328,314.06/36,927.56
  6. Step 6: Final answer
    x = 178,710.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.