Home / 168,057.78-231,908.82-92,606.28

Finding the Fourth Proportional to 168,057.78, 231,908.82 and 92,606.28

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Solution

The fourth proportional to 168,057.78, 231,908.82 and 92,606.28 is: 127,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,057.78 : 231,908.82 = 92,606.28 : x
  2. Step 2: Convert to fraction form
    168,057.78/231,908.82 = 92,606.28/x
  3. Step 3: Cross multiply
    168,057.78x = 231,908.82 × 92,606.28
  4. Step 4: Simplify right side
    168,057.78x = 21,476,213,119.39
  5. Step 5: Solve for x
    x = 21,476,213,119.39/168,057.78
  6. Step 6: Final answer
    x = 127,790.65

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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.