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Finding the Fourth Proportional to 132,389.99, 182,692.83 and 71,959.25

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Solution

The fourth proportional to 132,389.99, 182,692.83 and 71,959.25 is: 99,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,389.99 : 182,692.83 = 71,959.25 : x
  2. Step 2: Convert to fraction form
    132,389.99/182,692.83 = 71,959.25/x
  3. Step 3: Cross multiply
    132,389.99x = 182,692.83 × 71,959.25
  4. Step 4: Simplify right side
    132,389.99x = 13,146,439,027.18
  5. Step 5: Solve for x
    x = 13,146,439,027.18/132,389.99
  6. Step 6: Final answer
    x = 99,300.85

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