Home / 198,559.01-273,990.53-117,975.56

Finding the Fourth Proportional to 198,559.01, 273,990.53 and 117,975.56

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Solution

The fourth proportional to 198,559.01, 273,990.53 and 117,975.56 is: 162,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,559.01 : 273,990.53 = 117,975.56 : x
  2. Step 2: Convert to fraction form
    198,559.01/273,990.53 = 117,975.56/x
  3. Step 3: Cross multiply
    198,559.01x = 273,990.53 × 117,975.56
  4. Step 4: Simplify right side
    198,559.01x = 32,324,185,136.43
  5. Step 5: Solve for x
    x = 32,324,185,136.43/198,559.01
  6. Step 6: Final answer
    x = 162,793.85

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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.