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Finding the Fourth Proportional to 82,765.01, 124,165.89 and 30,174.34

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Solution

The fourth proportional to 82,765.01, 124,165.89 and 30,174.34 is: 45,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,765.01 : 124,165.89 = 30,174.34 : x
  2. Step 2: Convert to fraction form
    82,765.01/124,165.89 = 30,174.34/x
  3. Step 3: Cross multiply
    82,765.01x = 124,165.89 × 30,174.34
  4. Step 4: Simplify right side
    82,765.01x = 3,746,623,781.26
  5. Step 5: Solve for x
    x = 3,746,623,781.26/82,765.01
  6. Step 6: Final answer
    x = 45,268.21

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