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Finding the Fourth Proportional to 167,295.06, 230,864.31 and 91,843.02

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Solution

The fourth proportional to 167,295.06, 230,864.31 and 91,843.02 is: 126,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,295.06 : 230,864.31 = 91,843.02 : x
  2. Step 2: Convert to fraction form
    167,295.06/230,864.31 = 91,843.02/x
  3. Step 3: Cross multiply
    167,295.06x = 230,864.31 × 91,843.02
  4. Step 4: Simplify right side
    167,295.06x = 21,203,275,440.62
  5. Step 5: Solve for x
    x = 21,203,275,440.62/167,295.06
  6. Step 6: Final answer
    x = 126,741.79

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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.