Home / 111,426.93-167,137.97-27,187.83

Finding the Fourth Proportional to 111,426.93, 167,137.97 and 27,187.83

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Solution

The fourth proportional to 111,426.93, 167,137.97 and 27,187.83 is: 40,781.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,426.93 : 167,137.97 = 27,187.83 : x
  2. Step 2: Convert to fraction form
    111,426.93/167,137.97 = 27,187.83/x
  3. Step 3: Cross multiply
    111,426.93x = 167,137.97 × 27,187.83
  4. Step 4: Simplify right side
    111,426.93x = 4,544,118,578.97
  5. Step 5: Solve for x
    x = 4,544,118,578.97/111,426.93
  6. Step 6: Final answer
    x = 40,781.15

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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.