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Finding the Fourth Proportional to 82,407.93, 123,611.89 and 29,805.11

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Solution

The fourth proportional to 82,407.93, 123,611.89 and 29,805.11 is: 44,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,407.93 : 123,611.89 = 29,805.11 : x
  2. Step 2: Convert to fraction form
    82,407.93/123,611.89 = 29,805.11/x
  3. Step 3: Cross multiply
    82,407.93x = 123,611.89 × 29,805.11
  4. Step 4: Simplify right side
    82,407.93x = 3,684,265,978.76
  5. Step 5: Solve for x
    x = 3,684,265,978.76/82,407.93
  6. Step 6: Final answer
    x = 44,707.66

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