Home / 327,708.86-491,589.98-91,051.56

Finding the Fourth Proportional to 327,708.86, 491,589.98 and 91,051.56

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Solution

The fourth proportional to 327,708.86, 491,589.98 and 91,051.56 is: 136,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,708.86 : 491,589.98 = 91,051.56 : x
  2. Step 2: Convert to fraction form
    327,708.86/491,589.98 = 91,051.56/x
  3. Step 3: Cross multiply
    327,708.86x = 491,589.98 × 91,051.56
  4. Step 4: Simplify right side
    327,708.86x = 44,760,034,559.37
  5. Step 5: Solve for x
    x = 44,760,034,559.37/327,708.86
  6. Step 6: Final answer
    x = 136,584.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.