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Finding the Fourth Proportional to 82,501.68, 123,766.56 and 29,178.84

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Solution

The fourth proportional to 82,501.68, 123,766.56 and 29,178.84 is: 43,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,501.68 : 123,766.56 = 29,178.84 : x
  2. Step 2: Convert to fraction form
    82,501.68/123,766.56 = 29,178.84/x
  3. Step 3: Cross multiply
    82,501.68x = 123,766.56 × 29,178.84
  4. Step 4: Simplify right side
    82,501.68x = 3,611,364,651.59
  5. Step 5: Solve for x
    x = 3,611,364,651.59/82,501.68
  6. Step 6: Final answer
    x = 43,773.23

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