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Finding the Fourth Proportional to 48,546.48, 72,848.04 and 20,464.83

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Solution

The fourth proportional to 48,546.48, 72,848.04 and 20,464.83 is: 30,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,546.48 : 72,848.04 = 20,464.83 : x
  2. Step 2: Convert to fraction form
    48,546.48/72,848.04 = 20,464.83/x
  3. Step 3: Cross multiply
    48,546.48x = 72,848.04 × 20,464.83
  4. Step 4: Simplify right side
    48,546.48x = 1,490,822,754.43
  5. Step 5: Solve for x
    x = 1,490,822,754.43/48,546.48
  6. Step 6: Final answer
    x = 30,709.18

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