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Finding the Fourth Proportional to 50,357.44, 75,525.36 and 20,767.60

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Solution

The fourth proportional to 50,357.44, 75,525.36 and 20,767.60 is: 31,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357.44 : 75,525.36 = 20,767.60 : x
  2. Step 2: Convert to fraction form
    50,357.44/75,525.36 = 20,767.60/x
  3. Step 3: Cross multiply
    50,357.44x = 75,525.36 × 20,767.60
  4. Step 4: Simplify right side
    50,357.44x = 1,568,480,466.34
  5. Step 5: Solve for x
    x = 1,568,480,466.34/50,357.44
  6. Step 6: Final answer
    x = 31,146.95

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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.