Home / 220,232.42-303,942.01-123,452.66

Finding the Fourth Proportional to 220,232.42, 303,942.01 and 123,452.66

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Solution

The fourth proportional to 220,232.42, 303,942.01 and 123,452.66 is: 170,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,232.42 : 303,942.01 = 123,452.66 : x
  2. Step 2: Convert to fraction form
    220,232.42/303,942.01 = 123,452.66/x
  3. Step 3: Cross multiply
    220,232.42x = 303,942.01 × 123,452.66
  4. Step 4: Simplify right side
    220,232.42x = 37,522,449,620.25
  5. Step 5: Solve for x
    x = 37,522,449,620.25/220,232.42
  6. Step 6: Final answer
    x = 170,376.59

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1.5x scale

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.