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Finding the Fourth Proportional to 104,402.94, 144,076.44 and 56,656.28

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Solution

The fourth proportional to 104,402.94, 144,076.44 and 56,656.28 is: 78,185.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,402.94 : 144,076.44 = 56,656.28 : x
  2. Step 2: Convert to fraction form
    104,402.94/144,076.44 = 56,656.28/x
  3. Step 3: Cross multiply
    104,402.94x = 144,076.44 × 56,656.28
  4. Step 4: Simplify right side
    104,402.94x = 8,162,834,405.66
  5. Step 5: Solve for x
    x = 8,162,834,405.66/104,402.94
  6. Step 6: Final answer
    x = 78,185.87

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