Home / 33,163.40-49,745.23-8,203.37

Finding the Fourth Proportional to 33,163.40, 49,745.23 and 8,203.37

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Solution

The fourth proportional to 33,163.40, 49,745.23 and 8,203.37 is: 12,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,163.40 : 49,745.23 = 8,203.37 : x
  2. Step 2: Convert to fraction form
    33,163.40/49,745.23 = 8,203.37/x
  3. Step 3: Cross multiply
    33,163.40x = 49,745.23 × 8,203.37
  4. Step 4: Simplify right side
    33,163.40x = 408,078,258.19
  5. Step 5: Solve for x
    x = 408,078,258.19/33,163.40
  6. Step 6: Final answer
    x = 12,305.08

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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.