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Finding the Fourth Proportional to 254,539.92, 381,810.92 and 86,061.16

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Solution

The fourth proportional to 254,539.92, 381,810.92 and 86,061.16 is: 129,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,539.92 : 381,810.92 = 86,061.16 : x
  2. Step 2: Convert to fraction form
    254,539.92/381,810.92 = 86,061.16/x
  3. Step 3: Cross multiply
    254,539.92x = 381,810.92 × 86,061.16
  4. Step 4: Simplify right side
    254,539.92x = 32,859,090,675.87
  5. Step 5: Solve for x
    x = 32,859,090,675.87/254,539.92
  6. Step 6: Final answer
    x = 129,092.09

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