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Finding the Fourth Proportional to 51,188.49, 76,764.38 and 19,607.43

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Solution

The fourth proportional to 51,188.49, 76,764.38 and 19,607.43 is: 29,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,188.49 : 76,764.38 = 19,607.43 : x
  2. Step 2: Convert to fraction form
    51,188.49/76,764.38 = 19,607.43/x
  3. Step 3: Cross multiply
    51,188.49x = 76,764.38 × 19,607.43
  4. Step 4: Simplify right side
    51,188.49x = 1,505,152,109.31
  5. Step 5: Solve for x
    x = 1,505,152,109.31/51,188.49
  6. Step 6: Final answer
    x = 29,404.11

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