Home / 54,016.32-74,546.26-30,147.68

Finding the Fourth Proportional to 54,016.32, 74,546.26 and 30,147.68

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Solution

The fourth proportional to 54,016.32, 74,546.26 and 30,147.68 is: 41,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.32 : 74,546.26 = 30,147.68 : x
  2. Step 2: Convert to fraction form
    54,016.32/74,546.26 = 30,147.68/x
  3. Step 3: Cross multiply
    54,016.32x = 74,546.26 × 30,147.68
  4. Step 4: Simplify right side
    54,016.32x = 2,247,396,791.68
  5. Step 5: Solve for x
    x = 2,247,396,791.68/54,016.32
  6. Step 6: Final answer
    x = 41,605.88

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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.