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Finding the Fourth Proportional to 27,375.96, 37,776.42 and 16,044.12

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Solution

The fourth proportional to 27,375.96, 37,776.42 and 16,044.12 is: 22,139.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.96 : 37,776.42 = 16,044.12 : x
  2. Step 2: Convert to fraction form
    27,375.96/37,776.42 = 16,044.12/x
  3. Step 3: Cross multiply
    27,375.96x = 37,776.42 × 16,044.12
  4. Step 4: Simplify right side
    27,375.96x = 606,089,415.65
  5. Step 5: Solve for x
    x = 606,089,415.65/27,375.96
  6. Step 6: Final answer
    x = 22,139.48

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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.