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Finding the Fourth Proportional to 48,772.80, 73,159.20 and 19,174.46

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Solution

The fourth proportional to 48,772.80, 73,159.20 and 19,174.46 is: 28,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,772.80 : 73,159.20 = 19,174.46 : x
  2. Step 2: Convert to fraction form
    48,772.80/73,159.20 = 19,174.46/x
  3. Step 3: Cross multiply
    48,772.80x = 73,159.20 × 19,174.46
  4. Step 4: Simplify right side
    48,772.80x = 1,402,787,788.24
  5. Step 5: Solve for x
    x = 1,402,787,788.24/48,772.80
  6. Step 6: Final answer
    x = 28,761.68

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