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Finding the Third Proportional to 14,920 and 23,110

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Solution

The third proportional to 14,920 and 23,110 is: 35,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920 : 23,110 = 23,110 : x
  2. Step 2: Convert to fraction form
    14,920/23,110 = 23,110/x
  3. Step 3: Cross multiply
    14,920x = 23,110 × 23,110
  4. Step 4: Simplify right side
    14,920x = 534,072,100
  5. Step 5: Solve for x
    x = 534,072,100/14,920
  6. Step 6: Final answer
    x = 35,795.72

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.