Home / 54,375.57-81,576.32-23,213.25

Finding the Fourth Proportional to 54,375.57, 81,576.32 and 23,213.25

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Solution

The fourth proportional to 54,375.57, 81,576.32 and 23,213.25 is: 34,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375.57 : 81,576.32 = 23,213.25 : x
  2. Step 2: Convert to fraction form
    54,375.57/81,576.32 = 23,213.25/x
  3. Step 3: Cross multiply
    54,375.57x = 81,576.32 × 23,213.25
  4. Step 4: Simplify right side
    54,375.57x = 1,893,651,394.17
  5. Step 5: Solve for x
    x = 1,893,651,394.17/54,375.57
  6. Step 6: Final answer
    x = 34,825.41

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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.