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Finding the Fourth Proportional to 50,375.58, 75,507.93 and 20,777.22

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Solution

The fourth proportional to 50,375.58, 75,507.93 and 20,777.22 is: 31,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,375.58 : 75,507.93 = 20,777.22 : x
  2. Step 2: Convert to fraction form
    50,375.58/75,507.93 = 20,777.22/x
  3. Step 3: Cross multiply
    50,375.58x = 75,507.93 × 20,777.22
  4. Step 4: Simplify right side
    50,375.58x = 1,568,844,873.35
  5. Step 5: Solve for x
    x = 1,568,844,873.35/50,375.58
  6. Step 6: Final answer
    x = 31,142.96

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