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Finding the Fourth Proportional to 27,899.88, 41,850.03 and 10,369.69

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Solution

The fourth proportional to 27,899.88, 41,850.03 and 10,369.69 is: 15,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,899.88 : 41,850.03 = 10,369.69 : x
  2. Step 2: Convert to fraction form
    27,899.88/41,850.03 = 10,369.69/x
  3. Step 3: Cross multiply
    27,899.88x = 41,850.03 × 10,369.69
  4. Step 4: Simplify right side
    27,899.88x = 433,971,771.85
  5. Step 5: Solve for x
    x = 433,971,771.85/27,899.88
  6. Step 6: Final answer
    x = 15,554.61

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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.