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Finding the Fourth Proportional to 86,501.93, 129,766.25 and 36,582.30

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Solution

The fourth proportional to 86,501.93, 129,766.25 and 36,582.30 is: 54,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,501.93 : 129,766.25 = 36,582.30 : x
  2. Step 2: Convert to fraction form
    86,501.93/129,766.25 = 36,582.30/x
  3. Step 3: Cross multiply
    86,501.93x = 129,766.25 × 36,582.30
  4. Step 4: Simplify right side
    86,501.93x = 4,747,147,978.83
  5. Step 5: Solve for x
    x = 4,747,147,978.83/86,501.93
  6. Step 6: Final answer
    x = 54,879.10

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