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Finding the Third Proportional to 59,960 and 87,996

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Solution

The third proportional to 59,960 and 87,996 is: 129,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,960 : 87,996 = 87,996 : x
  2. Step 2: Convert to fraction form
    59,960/87,996 = 87,996/x
  3. Step 3: Cross multiply
    59,960x = 87,996 × 87,996
  4. Step 4: Simplify right side
    59,960x = 7,743,296,016
  5. Step 5: Solve for x
    x = 7,743,296,016/59,960
  6. Step 6: Final answer
    x = 129,141.03

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.