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Finding the Fourth Proportional to 160,405.16, 221,334.36 and 92,408.85

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Solution

The fourth proportional to 160,405.16, 221,334.36 and 92,408.85 is: 127,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,405.16 : 221,334.36 = 92,408.85 : x
  2. Step 2: Convert to fraction form
    160,405.16/221,334.36 = 92,408.85/x
  3. Step 3: Cross multiply
    160,405.16x = 221,334.36 × 92,408.85
  4. Step 4: Simplify right side
    160,405.16x = 20,453,252,104.37
  5. Step 5: Solve for x
    x = 20,453,252,104.37/160,405.16
  6. Step 6: Final answer
    x = 127,509.94

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