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Finding the Fourth Proportional to 173,712.80, 260,569.20 and 73,847.90

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Solution

The fourth proportional to 173,712.80, 260,569.20 and 73,847.90 is: 110,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,712.80 : 260,569.20 = 73,847.90 : x
  2. Step 2: Convert to fraction form
    173,712.80/260,569.20 = 73,847.90/x
  3. Step 3: Cross multiply
    173,712.80x = 260,569.20 × 73,847.90
  4. Step 4: Simplify right side
    173,712.80x = 19,242,488,224.68
  5. Step 5: Solve for x
    x = 19,242,488,224.68/173,712.80
  6. Step 6: Final answer
    x = 110,771.85

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