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Finding the Fourth Proportional to 146,979.63, 220,416.53 and 50,890.75

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Solution

The fourth proportional to 146,979.63, 220,416.53 and 50,890.75 is: 76,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,979.63 : 220,416.53 = 50,890.75 : x
  2. Step 2: Convert to fraction form
    146,979.63/220,416.53 = 50,890.75/x
  3. Step 3: Cross multiply
    146,979.63x = 220,416.53 × 50,890.75
  4. Step 4: Simplify right side
    146,979.63x = 11,217,161,718.60
  5. Step 5: Solve for x
    x = 11,217,161,718.60/146,979.63
  6. Step 6: Final answer
    x = 76,317.80

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