Home / 54,203.70-74,794.38-30,324.36

Finding the Fourth Proportional to 54,203.70, 74,794.38 and 30,324.36

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Solution

The fourth proportional to 54,203.70, 74,794.38 and 30,324.36 is: 41,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,203.70 : 74,794.38 = 30,324.36 : x
  2. Step 2: Convert to fraction form
    54,203.70/74,794.38 = 30,324.36/x
  3. Step 3: Cross multiply
    54,203.70x = 74,794.38 × 30,324.36
  4. Step 4: Simplify right side
    54,203.70x = 2,268,091,705.10
  5. Step 5: Solve for x
    x = 2,268,091,705.10/54,203.70
  6. Step 6: Final answer
    x = 41,843.85

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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.