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Finding the Fourth Proportional to 69,850.63, 104,737.65 and 27,688

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Solution

The fourth proportional to 69,850.63, 104,737.65 and 27,688 is: 41,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,850.63 : 104,737.65 = 27,688 : x
  2. Step 2: Convert to fraction form
    69,850.63/104,737.65 = 27,688/x
  3. Step 3: Cross multiply
    69,850.63x = 104,737.65 × 27,688
  4. Step 4: Simplify right side
    69,850.63x = 2,899,976,053.20
  5. Step 5: Solve for x
    x = 2,899,976,053.20/69,850.63
  6. Step 6: Final answer
    x = 41,516.82

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