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Finding the Third Proportional to 65,995.50 and 106,257

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Solution

The third proportional to 65,995.50 and 106,257 is: 171,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,995.50 : 106,257 = 106,257 : x
  2. Step 2: Convert to fraction form
    65,995.50/106,257 = 106,257/x
  3. Step 3: Cross multiply
    65,995.50x = 106,257 × 106,257
  4. Step 4: Simplify right side
    65,995.50x = 11,290,550,049
  5. Step 5: Solve for x
    x = 11,290,550,049/65,995.50
  6. Step 6: Final answer
    x = 171,080.60

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.