Home / 197,982.93-273,213.09-111,940.47

Finding the Fourth Proportional to 197,982.93, 273,213.09 and 111,940.47

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Solution

The fourth proportional to 197,982.93, 273,213.09 and 111,940.47 is: 154,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,982.93 : 273,213.09 = 111,940.47 : x
  2. Step 2: Convert to fraction form
    197,982.93/273,213.09 = 111,940.47/x
  3. Step 3: Cross multiply
    197,982.93x = 273,213.09 × 111,940.47
  4. Step 4: Simplify right side
    197,982.93x = 30,583,601,704.75
  5. Step 5: Solve for x
    x = 30,583,601,704.75/197,982.93
  6. Step 6: Final answer
    x = 154,475.95

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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.