Home / 88,163.36-132,267.41-40,812.61

Finding the Fourth Proportional to 88,163.36, 132,267.41 and 40,812.61

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Solution

The fourth proportional to 88,163.36, 132,267.41 and 40,812.61 is: 61,229.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.36 : 132,267.41 = 40,812.61 : x
  2. Step 2: Convert to fraction form
    88,163.36/132,267.41 = 40,812.61/x
  3. Step 3: Cross multiply
    88,163.36x = 132,267.41 × 40,812.61
  4. Step 4: Simplify right side
    88,163.36x = 5,398,177,971.57
  5. Step 5: Solve for x
    x = 5,398,177,971.57/88,163.36
  6. Step 6: Final answer
    x = 61,229.27

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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.