Home / 36,067.80-54,029.70-31,738.20

Finding the Fourth Proportional to 36,067.80, 54,029.70 and 31,738.20

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Solution

The fourth proportional to 36,067.80, 54,029.70 and 31,738.20 is: 47,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.80 : 54,029.70 = 31,738.20 : x
  2. Step 2: Convert to fraction form
    36,067.80/54,029.70 = 31,738.20/x
  3. Step 3: Cross multiply
    36,067.80x = 54,029.70 × 31,738.20
  4. Step 4: Simplify right side
    36,067.80x = 1,714,805,424.54
  5. Step 5: Solve for x
    x = 1,714,805,424.54/36,067.80
  6. Step 6: Final answer
    x = 47,543.94

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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.