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Finding the Fourth Proportional to 50,504.36, 75,672.78 and 30,723.08

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Solution

The fourth proportional to 50,504.36, 75,672.78 and 30,723.08 is: 46,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,504.36 : 75,672.78 = 30,723.08 : x
  2. Step 2: Convert to fraction form
    50,504.36/75,672.78 = 30,723.08/x
  3. Step 3: Cross multiply
    50,504.36x = 75,672.78 × 30,723.08
  4. Step 4: Simplify right side
    50,504.36x = 2,324,900,873.76
  5. Step 5: Solve for x
    x = 2,324,900,873.76/50,504.36
  6. Step 6: Final answer
    x = 46,033.67

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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.