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Finding the Fourth Proportional to 48,752.75, 73,129.13 and 11,816.75

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Solution

The fourth proportional to 48,752.75, 73,129.13 and 11,816.75 is: 17,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,752.75 : 73,129.13 = 11,816.75 : x
  2. Step 2: Convert to fraction form
    48,752.75/73,129.13 = 11,816.75/x
  3. Step 3: Cross multiply
    48,752.75x = 73,129.13 × 11,816.75
  4. Step 4: Simplify right side
    48,752.75x = 864,148,587.84
  5. Step 5: Solve for x
    x = 864,148,587.84/48,752.75
  6. Step 6: Final answer
    x = 17,725.13

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