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Finding the Fourth Proportional to 30,924.83, 46,388.82 and 8,739.80

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Solution

The fourth proportional to 30,924.83, 46,388.82 and 8,739.80 is: 13,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.83 : 46,388.82 = 8,739.80 : x
  2. Step 2: Convert to fraction form
    30,924.83/46,388.82 = 8,739.80/x
  3. Step 3: Cross multiply
    30,924.83x = 46,388.82 × 8,739.80
  4. Step 4: Simplify right side
    30,924.83x = 405,429,009.04
  5. Step 5: Solve for x
    x = 405,429,009.04/30,924.83
  6. Step 6: Final answer
    x = 13,110.15

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