Home / 87,163.31-130,743.14-23,983.17

Finding the Fourth Proportional to 87,163.31, 130,743.14 and 23,983.17

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Solution

The fourth proportional to 87,163.31, 130,743.14 and 23,983.17 is: 35,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,163.31 : 130,743.14 = 23,983.17 : x
  2. Step 2: Convert to fraction form
    87,163.31/130,743.14 = 23,983.17/x
  3. Step 3: Cross multiply
    87,163.31x = 130,743.14 × 23,983.17
  4. Step 4: Simplify right side
    87,163.31x = 3,135,634,833.04
  5. Step 5: Solve for x
    x = 3,135,634,833.04/87,163.31
  6. Step 6: Final answer
    x = 35,974.25

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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.