Home / 54,067.68-74,627.76-31,726.56

Finding the Fourth Proportional to 54,067.68, 74,627.76 and 31,726.56

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Solution

The fourth proportional to 54,067.68, 74,627.76 and 31,726.56 is: 43,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,067.68 : 74,627.76 = 31,726.56 : x
  2. Step 2: Convert to fraction form
    54,067.68/74,627.76 = 31,726.56/x
  3. Step 3: Cross multiply
    54,067.68x = 74,627.76 × 31,726.56
  4. Step 4: Simplify right side
    54,067.68x = 2,367,682,105.31
  5. Step 5: Solve for x
    x = 2,367,682,105.31/54,067.68
  6. Step 6: Final answer
    x = 43,791.08

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1.5x scale

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.