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Finding the Third Proportional to 15,168 and 30,956

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Solution

The third proportional to 15,168 and 30,956 is: 63,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168 : 30,956 = 30,956 : x
  2. Step 2: Convert to fraction form
    15,168/30,956 = 30,956/x
  3. Step 3: Cross multiply
    15,168x = 30,956 × 30,956
  4. Step 4: Simplify right side
    15,168x = 958,273,936
  5. Step 5: Solve for x
    x = 958,273,936/15,168
  6. Step 6: Final answer
    x = 63,177.34

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.