Home / 344,255.38-516,387.96-91,540.24

Finding the Fourth Proportional to 344,255.38, 516,387.96 and 91,540.24

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Solution

The fourth proportional to 344,255.38, 516,387.96 and 91,540.24 is: 137,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,255.38 : 516,387.96 = 91,540.24 : x
  2. Step 2: Convert to fraction form
    344,255.38/516,387.96 = 91,540.24/x
  3. Step 3: Cross multiply
    344,255.38x = 516,387.96 × 91,540.24
  4. Step 4: Simplify right side
    344,255.38x = 47,270,277,791.51
  5. Step 5: Solve for x
    x = 47,270,277,791.51/344,255.38
  6. Step 6: Final answer
    x = 137,311.66

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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.