Home / 41,982.94-57,936.35-23,120.06

Finding the Fourth Proportional to 41,982.94, 57,936.35 and 23,120.06

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Solution

The fourth proportional to 41,982.94, 57,936.35 and 23,120.06 is: 31,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,982.94 : 57,936.35 = 23,120.06 : x
  2. Step 2: Convert to fraction form
    41,982.94/57,936.35 = 23,120.06/x
  3. Step 3: Cross multiply
    41,982.94x = 57,936.35 × 23,120.06
  4. Step 4: Simplify right side
    41,982.94x = 1,339,491,772.58
  5. Step 5: Solve for x
    x = 1,339,491,772.58/41,982.94
  6. Step 6: Final answer
    x = 31,905.62

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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.