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Finding the Fourth Proportional to 107,947.60, 161,802.60 and 37,790.80

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Solution

The fourth proportional to 107,947.60, 161,802.60 and 37,790.80 is: 56,644.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,947.60 : 161,802.60 = 37,790.80 : x
  2. Step 2: Convert to fraction form
    107,947.60/161,802.60 = 37,790.80/x
  3. Step 3: Cross multiply
    107,947.60x = 161,802.60 × 37,790.80
  4. Step 4: Simplify right side
    107,947.60x = 6,114,649,696.08
  5. Step 5: Solve for x
    x = 6,114,649,696.08/107,947.60
  6. Step 6: Final answer
    x = 56,644.61

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