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Finding the Fourth Proportional to 18,600.93, 27,901.98 and 6,757.11

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Solution

The fourth proportional to 18,600.93, 27,901.98 and 6,757.11 is: 10,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.93 : 27,901.98 = 6,757.11 : x
  2. Step 2: Convert to fraction form
    18,600.93/27,901.98 = 6,757.11/x
  3. Step 3: Cross multiply
    18,600.93x = 27,901.98 × 6,757.11
  4. Step 4: Simplify right side
    18,600.93x = 188,536,748.08
  5. Step 5: Solve for x
    x = 188,536,748.08/18,600.93
  6. Step 6: Final answer
    x = 10,135.88

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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.