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Finding the Fourth Proportional to 219,691.86, 303,169.68 and 124,194.48

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Solution

The fourth proportional to 219,691.86, 303,169.68 and 124,194.48 is: 171,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,691.86 : 303,169.68 = 124,194.48 : x
  2. Step 2: Convert to fraction form
    219,691.86/303,169.68 = 124,194.48/x
  3. Step 3: Cross multiply
    219,691.86x = 303,169.68 × 124,194.48
  4. Step 4: Simplify right side
    219,691.86x = 37,652,000,759.37
  5. Step 5: Solve for x
    x = 37,652,000,759.37/219,691.86
  6. Step 6: Final answer
    x = 171,385.51

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