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Finding the Fourth Proportional to 169,701.82, 234,174.80 and 98,086.48

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Solution

The fourth proportional to 169,701.82, 234,174.80 and 98,086.48 is: 135,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,701.82 : 234,174.80 = 98,086.48 : x
  2. Step 2: Convert to fraction form
    169,701.82/234,174.80 = 98,086.48/x
  3. Step 3: Cross multiply
    169,701.82x = 234,174.80 × 98,086.48
  4. Step 4: Simplify right side
    169,701.82x = 22,969,381,836.70
  5. Step 5: Solve for x
    x = 22,969,381,836.70/169,701.82
  6. Step 6: Final answer
    x = 135,351.42

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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.