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Finding the Fourth Proportional to 18,253.52, 27,367.32 and 8,754.96

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Solution

The fourth proportional to 18,253.52, 27,367.32 and 8,754.96 is: 13,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.52 : 27,367.32 = 8,754.96 : x
  2. Step 2: Convert to fraction form
    18,253.52/27,367.32 = 8,754.96/x
  3. Step 3: Cross multiply
    18,253.52x = 27,367.32 × 8,754.96
  4. Step 4: Simplify right side
    18,253.52x = 239,599,791.91
  5. Step 5: Solve for x
    x = 239,599,791.91/18,253.52
  6. Step 6: Final answer
    x = 13,126.22

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1.5x scale

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.