Home / 54,938.34-82,251.78-36,161.88

Finding the Fourth Proportional to 54,938.34, 82,251.78 and 36,161.88

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Solution

The fourth proportional to 54,938.34, 82,251.78 and 36,161.88 is: 54,140.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,938.34 : 82,251.78 = 36,161.88 : x
  2. Step 2: Convert to fraction form
    54,938.34/82,251.78 = 36,161.88/x
  3. Step 3: Cross multiply
    54,938.34x = 82,251.78 × 36,161.88
  4. Step 4: Simplify right side
    54,938.34x = 2,974,378,998.15
  5. Step 5: Solve for x
    x = 2,974,378,998.15/54,938.34
  6. Step 6: Final answer
    x = 54,140.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.