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Finding the Fourth Proportional to 192,372, 288,589 and 59,252.19

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Solution

The fourth proportional to 192,372, 288,589 and 59,252.19 is: 88,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,372 : 288,589 = 59,252.19 : x
  2. Step 2: Convert to fraction form
    192,372/288,589 = 59,252.19/x
  3. Step 3: Cross multiply
    192,372x = 288,589 × 59,252.19
  4. Step 4: Simplify right side
    192,372x = 17,099,530,259.91
  5. Step 5: Solve for x
    x = 17,099,530,259.91/192,372
  6. Step 6: Final answer
    x = 88,887.83

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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.