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Finding the Fourth Proportional to 27,193.08, 40,785 and 7,467

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Solution

The fourth proportional to 27,193.08, 40,785 and 7,467 is: 11,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.08 : 40,785 = 7,467 : x
  2. Step 2: Convert to fraction form
    27,193.08/40,785 = 7,467/x
  3. Step 3: Cross multiply
    27,193.08x = 40,785 × 7,467
  4. Step 4: Simplify right side
    27,193.08x = 304,541,595
  5. Step 5: Solve for x
    x = 304,541,595/27,193.08
  6. Step 6: Final answer
    x = 11,199.23

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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.