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Finding the Fourth Proportional to 104,367.16, 144,027.11 and 56,620.85

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Solution

The fourth proportional to 104,367.16, 144,027.11 and 56,620.85 is: 78,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,367.16 : 144,027.11 = 56,620.85 : x
  2. Step 2: Convert to fraction form
    104,367.16/144,027.11 = 56,620.85/x
  3. Step 3: Cross multiply
    104,367.16x = 144,027.11 × 56,620.85
  4. Step 4: Simplify right side
    104,367.16x = 8,154,937,108.14
  5. Step 5: Solve for x
    x = 8,154,937,108.14/104,367.16
  6. Step 6: Final answer
    x = 78,137.01

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