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Finding the Fourth Proportional to 69,799.80, 96,297.60 and 41,101.92

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Solution

The fourth proportional to 69,799.80, 96,297.60 and 41,101.92 is: 56,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799.80 : 96,297.60 = 41,101.92 : x
  2. Step 2: Convert to fraction form
    69,799.80/96,297.60 = 41,101.92/x
  3. Step 3: Cross multiply
    69,799.80x = 96,297.60 × 41,101.92
  4. Step 4: Simplify right side
    69,799.80x = 3,958,016,251.39
  5. Step 5: Solve for x
    x = 3,958,016,251.39/69,799.80
  6. Step 6: Final answer
    x = 56,705.27

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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.