Home / 220,219.12-331,797.88-199,183.44

Finding the Fourth Proportional to 220,219.12, 331,797.88 and 199,183.44

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Solution

The fourth proportional to 220,219.12, 331,797.88 and 199,183.44 is: 300,104.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,219.12 : 331,797.88 = 199,183.44 : x
  2. Step 2: Convert to fraction form
    220,219.12/331,797.88 = 199,183.44/x
  3. Step 3: Cross multiply
    220,219.12x = 331,797.88 × 199,183.44
  4. Step 4: Simplify right side
    220,219.12x = 66,088,643,123.11
  5. Step 5: Solve for x
    x = 66,088,643,123.11/220,219.12
  6. Step 6: Final answer
    x = 300,104.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.