Home / 54,107.32-74,667.94-30,234.02

Finding the Fourth Proportional to 54,107.32, 74,667.94 and 30,234.02

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Solution

The fourth proportional to 54,107.32, 74,667.94 and 30,234.02 is: 41,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,107.32 : 74,667.94 = 30,234.02 : x
  2. Step 2: Convert to fraction form
    54,107.32/74,667.94 = 30,234.02/x
  3. Step 3: Cross multiply
    54,107.32x = 74,667.94 × 30,234.02
  4. Step 4: Simplify right side
    54,107.32x = 2,257,511,655.77
  5. Step 5: Solve for x
    x = 2,257,511,655.77/54,107.32
  6. Step 6: Final answer
    x = 41,722.85

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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.