Home / 55,576.43-83,371.50-18,126.49

Finding the Fourth Proportional to 55,576.43, 83,371.50 and 18,126.49

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Solution

The fourth proportional to 55,576.43, 83,371.50 and 18,126.49 is: 27,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,576.43 : 83,371.50 = 18,126.49 : x
  2. Step 2: Convert to fraction form
    55,576.43/83,371.50 = 18,126.49/x
  3. Step 3: Cross multiply
    55,576.43x = 83,371.50 × 18,126.49
  4. Step 4: Simplify right side
    55,576.43x = 1,511,232,661.04
  5. Step 5: Solve for x
    x = 1,511,232,661.04/55,576.43
  6. Step 6: Final answer
    x = 27,191.97

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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.