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Finding the Fourth Proportional to 132,299.75, 182,572.13 and 71,869.09

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Solution

The fourth proportional to 132,299.75, 182,572.13 and 71,869.09 is: 99,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,299.75 : 182,572.13 = 71,869.09 : x
  2. Step 2: Convert to fraction form
    132,299.75/182,572.13 = 71,869.09/x
  3. Step 3: Cross multiply
    132,299.75x = 182,572.13 × 71,869.09
  4. Step 4: Simplify right side
    132,299.75x = 13,121,292,888.88
  5. Step 5: Solve for x
    x = 13,121,292,888.88/132,299.75
  6. Step 6: Final answer
    x = 99,178.52

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