Home / 120,048.82-180,073.23-41,163.73

Finding the Fourth Proportional to 120,048.82, 180,073.23 and 41,163.73

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Solution

The fourth proportional to 120,048.82, 180,073.23 and 41,163.73 is: 61,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,048.82 : 180,073.23 = 41,163.73 : x
  2. Step 2: Convert to fraction form
    120,048.82/180,073.23 = 41,163.73/x
  3. Step 3: Cross multiply
    120,048.82x = 180,073.23 × 41,163.73
  4. Step 4: Simplify right side
    120,048.82x = 7,412,485,215.40
  5. Step 5: Solve for x
    x = 7,412,485,215.40/120,048.82
  6. Step 6: Final answer
    x = 61,745.59

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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.