Home / 54,246.72-74,858.94-30,375.48

Finding the Fourth Proportional to 54,246.72, 74,858.94 and 30,375.48

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Solution

The fourth proportional to 54,246.72, 74,858.94 and 30,375.48 is: 41,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,246.72 : 74,858.94 = 30,375.48 : x
  2. Step 2: Convert to fraction form
    54,246.72/74,858.94 = 30,375.48/x
  3. Step 3: Cross multiply
    54,246.72x = 74,858.94 × 30,375.48
  4. Step 4: Simplify right side
    54,246.72x = 2,273,876,234.79
  5. Step 5: Solve for x
    x = 2,273,876,234.79/54,246.72
  6. Step 6: Final answer
    x = 41,917.30

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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.