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Finding the Third Proportional to 6,951 and 15,159

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Solution

The third proportional to 6,951 and 15,159 is: 33,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951 : 15,159 = 15,159 : x
  2. Step 2: Convert to fraction form
    6,951/15,159 = 15,159/x
  3. Step 3: Cross multiply
    6,951x = 15,159 × 15,159
  4. Step 4: Simplify right side
    6,951x = 229,795,281
  5. Step 5: Solve for x
    x = 229,795,281/6,951
  6. Step 6: Final answer
    x = 33,059.31

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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.