Home / 54,039.33-80,987.31-28,733.58

Finding the Fourth Proportional to 54,039.33, 80,987.31 and 28,733.58

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Solution

The fourth proportional to 54,039.33, 80,987.31 and 28,733.58 is: 43,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,039.33 : 80,987.31 = 28,733.58 : x
  2. Step 2: Convert to fraction form
    54,039.33/80,987.31 = 28,733.58/x
  3. Step 3: Cross multiply
    54,039.33x = 80,987.31 × 28,733.58
  4. Step 4: Simplify right side
    54,039.33x = 2,327,055,350.87
  5. Step 5: Solve for x
    x = 2,327,055,350.87/54,039.33
  6. Step 6: Final answer
    x = 43,062.25

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1.5x scale

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.