Home / 54,204.44-74,805.26-30,330.90

Finding the Fourth Proportional to 54,204.44, 74,805.26 and 30,330.90

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Solution

The fourth proportional to 54,204.44, 74,805.26 and 30,330.90 is: 41,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.44 : 74,805.26 = 30,330.90 : x
  2. Step 2: Convert to fraction form
    54,204.44/74,805.26 = 30,330.90/x
  3. Step 3: Cross multiply
    54,204.44x = 74,805.26 × 30,330.90
  4. Step 4: Simplify right side
    54,204.44x = 2,268,910,708.88
  5. Step 5: Solve for x
    x = 2,268,910,708.88/54,204.44
  6. Step 6: Final answer
    x = 41,858.40

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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.