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Finding the Fourth Proportional to 88,694.60, 133,067.82 and 26,366.60

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Solution

The fourth proportional to 88,694.60, 133,067.82 and 26,366.60 is: 39,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,694.60 : 133,067.82 = 26,366.60 : x
  2. Step 2: Convert to fraction form
    88,694.60/133,067.82 = 26,366.60/x
  3. Step 3: Cross multiply
    88,694.60x = 133,067.82 × 26,366.60
  4. Step 4: Simplify right side
    88,694.60x = 3,508,545,982.81
  5. Step 5: Solve for x
    x = 3,508,545,982.81/88,694.60
  6. Step 6: Final answer
    x = 39,557.61

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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.