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Finding the Third Proportional to 27,742.50 and 59,181

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Solution

The third proportional to 27,742.50 and 59,181 is: 126,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.50 : 59,181 = 59,181 : x
  2. Step 2: Convert to fraction form
    27,742.50/59,181 = 59,181/x
  3. Step 3: Cross multiply
    27,742.50x = 59,181 × 59,181
  4. Step 4: Simplify right side
    27,742.50x = 3,502,390,761
  5. Step 5: Solve for x
    x = 3,502,390,761/27,742.50
  6. Step 6: Final answer
    x = 126,246.40

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.