Home / 54,604.38-81,891.81-23,432.34

Finding the Fourth Proportional to 54,604.38, 81,891.81 and 23,432.34

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Solution

The fourth proportional to 54,604.38, 81,891.81 and 23,432.34 is: 35,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.38 : 81,891.81 = 23,432.34 : x
  2. Step 2: Convert to fraction form
    54,604.38/81,891.81 = 23,432.34/x
  3. Step 3: Cross multiply
    54,604.38x = 81,891.81 × 23,432.34
  4. Step 4: Simplify right side
    54,604.38x = 1,918,916,735.14
  5. Step 5: Solve for x
    x = 1,918,916,735.14/54,604.38
  6. Step 6: Final answer
    x = 35,142.18

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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.