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Finding the Fourth Proportional to 27,889.59, 41,834.43 and 19,606.62

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Solution

The fourth proportional to 27,889.59, 41,834.43 and 19,606.62 is: 29,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.59 : 41,834.43 = 19,606.62 : x
  2. Step 2: Convert to fraction form
    27,889.59/41,834.43 = 19,606.62/x
  3. Step 3: Cross multiply
    27,889.59x = 41,834.43 × 19,606.62
  4. Step 4: Simplify right side
    27,889.59x = 820,231,771.93
  5. Step 5: Solve for x
    x = 820,231,771.93/27,889.59
  6. Step 6: Final answer
    x = 29,409.96

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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.