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Finding the Third Proportional to 16,968 and 40,120

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Solution

The third proportional to 16,968 and 40,120 is: 94,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968 : 40,120 = 40,120 : x
  2. Step 2: Convert to fraction form
    16,968/40,120 = 40,120/x
  3. Step 3: Cross multiply
    16,968x = 40,120 × 40,120
  4. Step 4: Simplify right side
    16,968x = 1,609,614,400
  5. Step 5: Solve for x
    x = 1,609,614,400/16,968
  6. Step 6: Final answer
    x = 94,861.76

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.