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Finding the Fourth Proportional to 37,109.60, 55,664.04 and 9,407.60

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Solution

The fourth proportional to 37,109.60, 55,664.04 and 9,407.60 is: 14,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,109.60 : 55,664.04 = 9,407.60 : x
  2. Step 2: Convert to fraction form
    37,109.60/55,664.04 = 9,407.60/x
  3. Step 3: Cross multiply
    37,109.60x = 55,664.04 × 9,407.60
  4. Step 4: Simplify right side
    37,109.60x = 523,665,022.70
  5. Step 5: Solve for x
    x = 523,665,022.70/37,109.60
  6. Step 6: Final answer
    x = 14,111.31

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