Home / 50,380.24-75,575.29-18,782.93

Finding the Fourth Proportional to 50,380.24, 75,575.29 and 18,782.93

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Solution

The fourth proportional to 50,380.24, 75,575.29 and 18,782.93 is: 28,176.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,380.24 : 75,575.29 = 18,782.93 : x
  2. Step 2: Convert to fraction form
    50,380.24/75,575.29 = 18,782.93/x
  3. Step 3: Cross multiply
    50,380.24x = 75,575.29 × 18,782.93
  4. Step 4: Simplify right side
    50,380.24x = 1,419,525,381.80
  5. Step 5: Solve for x
    x = 1,419,525,381.80/50,380.24
  6. Step 6: Final answer
    x = 28,176.23

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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.