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Finding the Fourth Proportional to 34,691.63, 47,874.44 and 18,776.21

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Solution

The fourth proportional to 34,691.63, 47,874.44 and 18,776.21 is: 25,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,691.63 : 47,874.44 = 18,776.21 : x
  2. Step 2: Convert to fraction form
    34,691.63/47,874.44 = 18,776.21/x
  3. Step 3: Cross multiply
    34,691.63x = 47,874.44 × 18,776.21
  4. Step 4: Simplify right side
    34,691.63x = 898,900,346.64
  5. Step 5: Solve for x
    x = 898,900,346.64/34,691.63
  6. Step 6: Final answer
    x = 25,911.16

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