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Finding the Fourth Proportional to 49,205.28, 73,820.28 and 14,145

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Solution

The fourth proportional to 49,205.28, 73,820.28 and 14,145 is: 21,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205.28 : 73,820.28 = 14,145 : x
  2. Step 2: Convert to fraction form
    49,205.28/73,820.28 = 14,145/x
  3. Step 3: Cross multiply
    49,205.28x = 73,820.28 × 14,145
  4. Step 4: Simplify right side
    49,205.28x = 1,044,187,860.60
  5. Step 5: Solve for x
    x = 1,044,187,860.60/49,205.28
  6. Step 6: Final answer
    x = 21,221.05

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