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Finding the Fourth Proportional to 34,779.88, 47,995.86 and 19,672.30

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Solution

The fourth proportional to 34,779.88, 47,995.86 and 19,672.30 is: 27,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.88 : 47,995.86 = 19,672.30 : x
  2. Step 2: Convert to fraction form
    34,779.88/47,995.86 = 19,672.30/x
  3. Step 3: Cross multiply
    34,779.88x = 47,995.86 × 19,672.30
  4. Step 4: Simplify right side
    34,779.88x = 944,188,956.68
  5. Step 5: Solve for x
    x = 944,188,956.68/34,779.88
  6. Step 6: Final answer
    x = 27,147.56

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