Home / 171,759.90-236,859.82-158,183.15

Finding the Fourth Proportional to 171,759.90, 236,859.82 and 158,183.15

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Solution

The fourth proportional to 171,759.90, 236,859.82 and 158,183.15 is: 218,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,759.90 : 236,859.82 = 158,183.15 : x
  2. Step 2: Convert to fraction form
    171,759.90/236,859.82 = 158,183.15/x
  3. Step 3: Cross multiply
    171,759.90x = 236,859.82 × 158,183.15
  4. Step 4: Simplify right side
    171,759.90x = 37,467,232,632.72
  5. Step 5: Solve for x
    x = 37,467,232,632.72/171,759.90
  6. Step 6: Final answer
    x = 218,137.25

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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.