Home / 88,163.39-132,267.45-40,812.62

Finding the Fourth Proportional to 88,163.39, 132,267.45 and 40,812.62

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Solution

The fourth proportional to 88,163.39, 132,267.45 and 40,812.62 is: 61,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.39 : 132,267.45 = 40,812.62 : x
  2. Step 2: Convert to fraction form
    88,163.39/132,267.45 = 40,812.62/x
  3. Step 3: Cross multiply
    88,163.39x = 132,267.45 × 40,812.62
  4. Step 4: Simplify right side
    88,163.39x = 5,398,180,513.88
  5. Step 5: Solve for x
    x = 5,398,180,513.88/88,163.39
  6. Step 6: Final answer
    x = 61,229.28

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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.