Home / 54,052.36-74,589.12-30,180.56

Finding the Fourth Proportional to 54,052.36, 74,589.12 and 30,180.56

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Solution

The fourth proportional to 54,052.36, 74,589.12 and 30,180.56 is: 41,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.36 : 74,589.12 = 30,180.56 : x
  2. Step 2: Convert to fraction form
    54,052.36/74,589.12 = 30,180.56/x
  3. Step 3: Cross multiply
    54,052.36x = 74,589.12 × 30,180.56
  4. Step 4: Simplify right side
    54,052.36x = 2,251,141,038.56
  5. Step 5: Solve for x
    x = 2,251,141,038.56/54,052.36
  6. Step 6: Final answer
    x = 41,647.42

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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.