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Finding the Fourth Proportional to 59,912.79, 89,883.03 and 17,791.95

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Solution

The fourth proportional to 59,912.79, 89,883.03 and 17,791.95 is: 26,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912.79 : 89,883.03 = 17,791.95 : x
  2. Step 2: Convert to fraction form
    59,912.79/89,883.03 = 17,791.95/x
  3. Step 3: Cross multiply
    59,912.79x = 89,883.03 × 17,791.95
  4. Step 4: Simplify right side
    59,912.79x = 1,599,194,375.61
  5. Step 5: Solve for x
    x = 1,599,194,375.61/59,912.79
  6. Step 6: Final answer
    x = 26,692.04

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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.