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Finding the Fourth Proportional to 43,479.90, 65,233.86 and 19,795.92

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Solution

The fourth proportional to 43,479.90, 65,233.86 and 19,795.92 is: 29,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,479.90 : 65,233.86 = 19,795.92 : x
  2. Step 2: Convert to fraction form
    43,479.90/65,233.86 = 19,795.92/x
  3. Step 3: Cross multiply
    43,479.90x = 65,233.86 × 19,795.92
  4. Step 4: Simplify right side
    43,479.90x = 1,291,364,273.85
  5. Step 5: Solve for x
    x = 1,291,364,273.85/43,479.90
  6. Step 6: Final answer
    x = 29,700.26

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