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Finding the Fourth Proportional to 33,921.43, 46,813.95 and 18,815.53

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Solution

The fourth proportional to 33,921.43, 46,813.95 and 18,815.53 is: 25,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.43 : 46,813.95 = 18,815.53 : x
  2. Step 2: Convert to fraction form
    33,921.43/46,813.95 = 18,815.53/x
  3. Step 3: Cross multiply
    33,921.43x = 46,813.95 × 18,815.53
  4. Step 4: Simplify right side
    33,921.43x = 880,829,280.64
  5. Step 5: Solve for x
    x = 880,829,280.64/33,921.43
  6. Step 6: Final answer
    x = 25,966.75

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