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Finding the Fourth Proportional to 69,300.75, 103,963.94 and 21,927.76

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Solution

The fourth proportional to 69,300.75, 103,963.94 and 21,927.76 is: 32,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,300.75 : 103,963.94 = 21,927.76 : x
  2. Step 2: Convert to fraction form
    69,300.75/103,963.94 = 21,927.76/x
  3. Step 3: Cross multiply
    69,300.75x = 103,963.94 × 21,927.76
  4. Step 4: Simplify right side
    69,300.75x = 2,279,696,622.45
  5. Step 5: Solve for x
    x = 2,279,696,622.45/69,300.75
  6. Step 6: Final answer
    x = 32,895.70

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