Home / 168,131.70-232,001.82-114,399.54

Finding the Fourth Proportional to 168,131.70, 232,001.82 and 114,399.54

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Solution

The fourth proportional to 168,131.70, 232,001.82 and 114,399.54 is: 157,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,131.70 : 232,001.82 = 114,399.54 : x
  2. Step 2: Convert to fraction form
    168,131.70/232,001.82 = 114,399.54/x
  3. Step 3: Cross multiply
    168,131.70x = 232,001.82 × 114,399.54
  4. Step 4: Simplify right side
    168,131.70x = 26,540,901,487.16
  5. Step 5: Solve for x
    x = 26,540,901,487.16/168,131.70
  6. Step 6: Final answer
    x = 157,857.81

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1.5x scale

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.