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Finding the Fourth Proportional to 69,326.97, 103,990.44 and 22,579.84

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Solution

The fourth proportional to 69,326.97, 103,990.44 and 22,579.84 is: 33,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,326.97 : 103,990.44 = 22,579.84 : x
  2. Step 2: Convert to fraction form
    69,326.97/103,990.44 = 22,579.84/x
  3. Step 3: Cross multiply
    69,326.97x = 103,990.44 × 22,579.84
  4. Step 4: Simplify right side
    69,326.97x = 2,348,087,496.73
  5. Step 5: Solve for x
    x = 2,348,087,496.73/69,326.97
  6. Step 6: Final answer
    x = 33,869.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.