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Finding the Fourth Proportional to 167,118.26, 230,608.72 and 98,200.42

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Solution

The fourth proportional to 167,118.26, 230,608.72 and 98,200.42 is: 135,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,118.26 : 230,608.72 = 98,200.42 : x
  2. Step 2: Convert to fraction form
    167,118.26/230,608.72 = 98,200.42/x
  3. Step 3: Cross multiply
    167,118.26x = 230,608.72 × 98,200.42
  4. Step 4: Simplify right side
    167,118.26x = 22,645,872,705.89
  5. Step 5: Solve for x
    x = 22,645,872,705.89/167,118.26
  6. Step 6: Final answer
    x = 135,508.07

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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.