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Finding the Fourth Proportional to 57,657.60, 86,477.76 and 22,621.44

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Solution

The fourth proportional to 57,657.60, 86,477.76 and 22,621.44 is: 33,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,657.60 : 86,477.76 = 22,621.44 : x
  2. Step 2: Convert to fraction form
    57,657.60/86,477.76 = 22,621.44/x
  3. Step 3: Cross multiply
    57,657.60x = 86,477.76 × 22,621.44
  4. Step 4: Simplify right side
    57,657.60x = 1,956,251,459.17
  5. Step 5: Solve for x
    x = 1,956,251,459.17/57,657.60
  6. Step 6: Final answer
    x = 33,928.77

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