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Finding the Third Proportional to 87,533.50 and 135,182

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Solution

The third proportional to 87,533.50 and 135,182 is: 208,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,533.50 : 135,182 = 135,182 : x
  2. Step 2: Convert to fraction form
    87,533.50/135,182 = 135,182/x
  3. Step 3: Cross multiply
    87,533.50x = 135,182 × 135,182
  4. Step 4: Simplify right side
    87,533.50x = 18,274,173,124
  5. Step 5: Solve for x
    x = 18,274,173,124/87,533.50
  6. Step 6: Final answer
    x = 208,767.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.