Home / 226,687.26-312,912.63-194,727.90

Finding the Fourth Proportional to 226,687.26, 312,912.63 and 194,727.90

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Solution

The fourth proportional to 226,687.26, 312,912.63 and 194,727.90 is: 268,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,687.26 : 312,912.63 = 194,727.90 : x
  2. Step 2: Convert to fraction form
    226,687.26/312,912.63 = 194,727.90/x
  3. Step 3: Cross multiply
    226,687.26x = 312,912.63 × 194,727.90
  4. Step 4: Simplify right side
    226,687.26x = 60,932,819,323.38
  5. Step 5: Solve for x
    x = 60,932,819,323.38/226,687.26
  6. Step 6: Final answer
    x = 268,796.84

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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.