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Finding the Fourth Proportional to 72,989.54, 109,474.84 and 23,074.67

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Solution

The fourth proportional to 72,989.54, 109,474.84 and 23,074.67 is: 34,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,989.54 : 109,474.84 = 23,074.67 : x
  2. Step 2: Convert to fraction form
    72,989.54/109,474.84 = 23,074.67/x
  3. Step 3: Cross multiply
    72,989.54x = 109,474.84 × 23,074.67
  4. Step 4: Simplify right side
    72,989.54x = 2,526,096,108.83
  5. Step 5: Solve for x
    x = 2,526,096,108.83/72,989.54
  6. Step 6: Final answer
    x = 34,609.02

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