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Finding the Fourth Proportional to 18,063.56, 27,095.49 and 5,583.56

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Solution

The fourth proportional to 18,063.56, 27,095.49 and 5,583.56 is: 8,375.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.56 : 27,095.49 = 5,583.56 : x
  2. Step 2: Convert to fraction form
    18,063.56/27,095.49 = 5,583.56/x
  3. Step 3: Cross multiply
    18,063.56x = 27,095.49 × 5,583.56
  4. Step 4: Simplify right side
    18,063.56x = 151,289,158.67
  5. Step 5: Solve for x
    x = 151,289,158.67/18,063.56
  6. Step 6: Final answer
    x = 8,375.38

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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.