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Finding the Third Proportional to 27,086 and 59,140

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Solution

The third proportional to 27,086 and 59,140 is: 129,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086 : 59,140 = 59,140 : x
  2. Step 2: Convert to fraction form
    27,086/59,140 = 59,140/x
  3. Step 3: Cross multiply
    27,086x = 59,140 × 59,140
  4. Step 4: Simplify right side
    27,086x = 3,497,539,600
  5. Step 5: Solve for x
    x = 3,497,539,600/27,086
  6. Step 6: Final answer
    x = 129,127.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.