Home / 109,230.93-150,785.30-73,441.69

Finding the Fourth Proportional to 109,230.93, 150,785.30 and 73,441.69

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Solution

The fourth proportional to 109,230.93, 150,785.30 and 73,441.69 is: 101,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,230.93 : 150,785.30 = 73,441.69 : x
  2. Step 2: Convert to fraction form
    109,230.93/150,785.30 = 73,441.69/x
  3. Step 3: Cross multiply
    109,230.93x = 150,785.30 × 73,441.69
  4. Step 4: Simplify right side
    109,230.93x = 11,073,926,652.69
  5. Step 5: Solve for x
    x = 11,073,926,652.69/109,230.93
  6. Step 6: Final answer
    x = 101,380.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.