Home / 50,379.24-75,573.79-18,781.93

Finding the Fourth Proportional to 50,379.24, 75,573.79 and 18,781.93

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Solution

The fourth proportional to 50,379.24, 75,573.79 and 18,781.93 is: 28,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,379.24 : 75,573.79 = 18,781.93 : x
  2. Step 2: Convert to fraction form
    50,379.24/75,573.79 = 18,781.93/x
  3. Step 3: Cross multiply
    50,379.24x = 75,573.79 × 18,781.93
  4. Step 4: Simplify right side
    50,379.24x = 1,419,421,633.61
  5. Step 5: Solve for x
    x = 1,419,421,633.61/50,379.24
  6. Step 6: Final answer
    x = 28,174.73

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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.