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Finding the Fourth Proportional to 59,786.78, 89,625.49 and 26,513.39

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Solution

The fourth proportional to 59,786.78, 89,625.49 and 26,513.39 is: 39,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,786.78 : 89,625.49 = 26,513.39 : x
  2. Step 2: Convert to fraction form
    59,786.78/89,625.49 = 26,513.39/x
  3. Step 3: Cross multiply
    59,786.78x = 89,625.49 × 26,513.39
  4. Step 4: Simplify right side
    59,786.78x = 2,376,275,728.09
  5. Step 5: Solve for x
    x = 2,376,275,728.09/59,786.78
  6. Step 6: Final answer
    x = 39,745.84

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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.