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Finding the Third Proportional to 18,167.50 and 38,923.75

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Solution

The third proportional to 18,167.50 and 38,923.75 is: 83,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.50 : 38,923.75 = 38,923.75 : x
  2. Step 2: Convert to fraction form
    18,167.50/38,923.75 = 38,923.75/x
  3. Step 3: Cross multiply
    18,167.50x = 38,923.75 × 38,923.75
  4. Step 4: Simplify right side
    18,167.50x = 1,515,058,314.06
  5. Step 5: Solve for x
    x = 1,515,058,314.06/18,167.50
  6. Step 6: Final answer
    x = 83,393.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.