Home / 110,821.85-166,249.12-40,695.69

Finding the Fourth Proportional to 110,821.85, 166,249.12 and 40,695.69

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Solution

The fourth proportional to 110,821.85, 166,249.12 and 40,695.69 is: 61,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,821.85 : 166,249.12 = 40,695.69 : x
  2. Step 2: Convert to fraction form
    110,821.85/166,249.12 = 40,695.69/x
  3. Step 3: Cross multiply
    110,821.85x = 166,249.12 × 40,695.69
  4. Step 4: Simplify right side
    110,821.85x = 6,765,622,650.29
  5. Step 5: Solve for x
    x = 6,765,622,650.29/110,821.85
  6. Step 6: Final answer
    x = 61,049.54

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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.