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Finding the Fourth Proportional to 167,324.60, 230,908.29 and 90,843.79

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Solution

The fourth proportional to 167,324.60, 230,908.29 and 90,843.79 is: 125,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,324.60 : 230,908.29 = 90,843.79 : x
  2. Step 2: Convert to fraction form
    167,324.60/230,908.29 = 90,843.79/x
  3. Step 3: Cross multiply
    167,324.60x = 230,908.29 × 90,843.79
  4. Step 4: Simplify right side
    167,324.60x = 20,976,584,206.02
  5. Step 5: Solve for x
    x = 20,976,584,206.02/167,324.60
  6. Step 6: Final answer
    x = 125,364.62

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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.