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Finding the Fourth Proportional to 165,490.86, 248,244.49 and 47,179.63

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Solution

The fourth proportional to 165,490.86, 248,244.49 and 47,179.63 is: 70,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,490.86 : 248,244.49 = 47,179.63 : x
  2. Step 2: Convert to fraction form
    165,490.86/248,244.49 = 47,179.63/x
  3. Step 3: Cross multiply
    165,490.86x = 248,244.49 × 47,179.63
  4. Step 4: Simplify right side
    165,490.86x = 11,712,083,187.74
  5. Step 5: Solve for x
    x = 11,712,083,187.74/165,490.86
  6. Step 6: Final answer
    x = 70,771.78

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