Home / 33,199.62-45,795.33-19,761.90

Finding the Fourth Proportional to 33,199.62, 45,795.33 and 19,761.90

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Solution

The fourth proportional to 33,199.62, 45,795.33 and 19,761.90 is: 27,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,199.62 : 45,795.33 = 19,761.90 : x
  2. Step 2: Convert to fraction form
    33,199.62/45,795.33 = 19,761.90/x
  3. Step 3: Cross multiply
    33,199.62x = 45,795.33 × 19,761.90
  4. Step 4: Simplify right side
    33,199.62x = 905,002,731.93
  5. Step 5: Solve for x
    x = 905,002,731.93/33,199.62
  6. Step 6: Final answer
    x = 27,259.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.