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Finding the Fourth Proportional to 50,387.67, 75,578.81 and 15,324.59

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Solution

The fourth proportional to 50,387.67, 75,578.81 and 15,324.59 is: 22,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,387.67 : 75,578.81 = 15,324.59 : x
  2. Step 2: Convert to fraction form
    50,387.67/75,578.81 = 15,324.59/x
  3. Step 3: Cross multiply
    50,387.67x = 75,578.81 × 15,324.59
  4. Step 4: Simplify right side
    50,387.67x = 1,158,214,388.26
  5. Step 5: Solve for x
    x = 1,158,214,388.26/50,387.67
  6. Step 6: Final answer
    x = 22,986.07

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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.