Home / 54,033.38-74,559.78-30,159.26

Finding the Fourth Proportional to 54,033.38, 74,559.78 and 30,159.26

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Solution

The fourth proportional to 54,033.38, 74,559.78 and 30,159.26 is: 41,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.38 : 74,559.78 = 30,159.26 : x
  2. Step 2: Convert to fraction form
    54,033.38/74,559.78 = 30,159.26/x
  3. Step 3: Cross multiply
    54,033.38x = 74,559.78 × 30,159.26
  4. Step 4: Simplify right side
    54,033.38x = 2,248,667,790.56
  5. Step 5: Solve for x
    x = 2,248,667,790.56/54,033.38
  6. Step 6: Final answer
    x = 41,616.27

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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.