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Finding the Fourth Proportional to 59,830.43, 89,745.55 and 27,791.99

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Solution

The fourth proportional to 59,830.43, 89,745.55 and 27,791.99 is: 41,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,830.43 : 89,745.55 = 27,791.99 : x
  2. Step 2: Convert to fraction form
    59,830.43/89,745.55 = 27,791.99/x
  3. Step 3: Cross multiply
    59,830.43x = 89,745.55 × 27,791.99
  4. Step 4: Simplify right side
    59,830.43x = 2,494,206,909.94
  5. Step 5: Solve for x
    x = 2,494,206,909.94/59,830.43
  6. Step 6: Final answer
    x = 41,687.93

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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.