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Finding the Fourth Proportional to 82,443.80, 123,611.70 and 32,493.80

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Solution

The fourth proportional to 82,443.80, 123,611.70 and 32,493.80 is: 48,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,443.80 : 123,611.70 = 32,493.80 : x
  2. Step 2: Convert to fraction form
    82,443.80/123,611.70 = 32,493.80/x
  3. Step 3: Cross multiply
    82,443.80x = 123,611.70 × 32,493.80
  4. Step 4: Simplify right side
    82,443.80x = 4,016,613,857.46
  5. Step 5: Solve for x
    x = 4,016,613,857.46/82,443.80
  6. Step 6: Final answer
    x = 48,719.42

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