Home / 103,983.22-155,994.06-32,923.78

Finding the Fourth Proportional to 103,983.22, 155,994.06 and 32,923.78

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Solution

The fourth proportional to 103,983.22, 155,994.06 and 32,923.78 is: 49,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,983.22 : 155,994.06 = 32,923.78 : x
  2. Step 2: Convert to fraction form
    103,983.22/155,994.06 = 32,923.78/x
  3. Step 3: Cross multiply
    103,983.22x = 155,994.06 × 32,923.78
  4. Step 4: Simplify right side
    103,983.22x = 5,135,914,112.75
  5. Step 5: Solve for x
    x = 5,135,914,112.75/103,983.22
  6. Step 6: Final answer
    x = 49,391.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.