Home / 187,825.26-259,198.32-101,786.61

Finding the Fourth Proportional to 187,825.26, 259,198.32 and 101,786.61

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Solution

The fourth proportional to 187,825.26, 259,198.32 and 101,786.61 is: 140,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,825.26 : 259,198.32 = 101,786.61 : x
  2. Step 2: Convert to fraction form
    187,825.26/259,198.32 = 101,786.61/x
  3. Step 3: Cross multiply
    187,825.26x = 259,198.32 × 101,786.61
  4. Step 4: Simplify right side
    187,825.26x = 26,382,918,310.50
  5. Step 5: Solve for x
    x = 26,382,918,310.50/187,825.26
  6. Step 6: Final answer
    x = 140,465.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.