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Finding the Third Proportional to 16,650 and 35,661.66

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Solution

The third proportional to 16,650 and 35,661.66 is: 76,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650 : 35,661.66 = 35,661.66 : x
  2. Step 2: Convert to fraction form
    16,650/35,661.66 = 35,661.66/x
  3. Step 3: Cross multiply
    16,650x = 35,661.66 × 35,661.66
  4. Step 4: Simplify right side
    16,650x = 1,271,753,726.49
  5. Step 5: Solve for x
    x = 1,271,753,726.49/16,650
  6. Step 6: Final answer
    x = 76,381.61

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.