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Finding the Fourth Proportional to 57,616.56, 86,428.26 and 16,063.56

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Solution

The fourth proportional to 57,616.56, 86,428.26 and 16,063.56 is: 24,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.56 : 86,428.26 = 16,063.56 : x
  2. Step 2: Convert to fraction form
    57,616.56/86,428.26 = 16,063.56/x
  3. Step 3: Cross multiply
    57,616.56x = 86,428.26 × 16,063.56
  4. Step 4: Simplify right side
    57,616.56x = 1,388,345,540.21
  5. Step 5: Solve for x
    x = 1,388,345,540.21/57,616.56
  6. Step 6: Final answer
    x = 24,096.29

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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.