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Finding the Fourth Proportional to 19,319.35, 28,979.03 and 5,468.47

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Solution

The fourth proportional to 19,319.35, 28,979.03 and 5,468.47 is: 8,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.35 : 28,979.03 = 5,468.47 : x
  2. Step 2: Convert to fraction form
    19,319.35/28,979.03 = 5,468.47/x
  3. Step 3: Cross multiply
    19,319.35x = 28,979.03 × 5,468.47
  4. Step 4: Simplify right side
    19,319.35x = 158,470,956.18
  5. Step 5: Solve for x
    x = 158,470,956.18/19,319.35
  6. Step 6: Final answer
    x = 8,202.71

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