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Finding the Fourth Proportional to 27,375.66, 37,794.69 and 17,960.66

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Solution

The fourth proportional to 27,375.66, 37,794.69 and 17,960.66 is: 24,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.66 : 37,794.69 = 17,960.66 : x
  2. Step 2: Convert to fraction form
    27,375.66/37,794.69 = 17,960.66/x
  3. Step 3: Cross multiply
    27,375.66x = 37,794.69 × 17,960.66
  4. Step 4: Simplify right side
    27,375.66x = 678,817,576.90
  5. Step 5: Solve for x
    x = 678,817,576.90/27,375.66
  6. Step 6: Final answer
    x = 24,796.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.