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Finding the Fourth Proportional to 33,978.84, 50,966.46 and 10,603.56

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Solution

The fourth proportional to 33,978.84, 50,966.46 and 10,603.56 is: 15,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,978.84 : 50,966.46 = 10,603.56 : x
  2. Step 2: Convert to fraction form
    33,978.84/50,966.46 = 10,603.56/x
  3. Step 3: Cross multiply
    33,978.84x = 50,966.46 × 10,603.56
  4. Step 4: Simplify right side
    33,978.84x = 540,425,916.60
  5. Step 5: Solve for x
    x = 540,425,916.60/33,978.84
  6. Step 6: Final answer
    x = 15,904.78

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