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Finding the Fourth Proportional to 108,302.40, 162,453.60 and 82,058.40

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Solution

The fourth proportional to 108,302.40, 162,453.60 and 82,058.40 is: 123,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,302.40 : 162,453.60 = 82,058.40 : x
  2. Step 2: Convert to fraction form
    108,302.40/162,453.60 = 82,058.40/x
  3. Step 3: Cross multiply
    108,302.40x = 162,453.60 × 82,058.40
  4. Step 4: Simplify right side
    108,302.40x = 13,330,682,490.24
  5. Step 5: Solve for x
    x = 13,330,682,490.24/108,302.40
  6. Step 6: Final answer
    x = 123,087.60

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