Home / 168,018.25-231,865.19-92,568.37

Finding the Fourth Proportional to 168,018.25, 231,865.19 and 92,568.37

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Solution

The fourth proportional to 168,018.25, 231,865.19 and 92,568.37 is: 127,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,018.25 : 231,865.19 = 92,568.37 : x
  2. Step 2: Convert to fraction form
    168,018.25/231,865.19 = 92,568.37/x
  3. Step 3: Cross multiply
    168,018.25x = 231,865.19 × 92,568.37
  4. Step 4: Simplify right side
    168,018.25x = 21,463,382,698.04
  5. Step 5: Solve for x
    x = 21,463,382,698.04/168,018.25
  6. Step 6: Final answer
    x = 127,744.35

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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.