Home / 43,791.80-65,736.30-27,170.60

Finding the Fourth Proportional to 43,791.80, 65,736.30 and 27,170.60

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Solution

The fourth proportional to 43,791.80, 65,736.30 and 27,170.60 is: 40,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,791.80 : 65,736.30 = 27,170.60 : x
  2. Step 2: Convert to fraction form
    43,791.80/65,736.30 = 27,170.60/x
  3. Step 3: Cross multiply
    43,791.80x = 65,736.30 × 27,170.60
  4. Step 4: Simplify right side
    43,791.80x = 1,786,094,712.78
  5. Step 5: Solve for x
    x = 1,786,094,712.78/43,791.80
  6. Step 6: Final answer
    x = 40,786.05

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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.