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Finding the Fourth Proportional to 80,017.76, 119,944.56 and 30,088.64

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Solution

The fourth proportional to 80,017.76, 119,944.56 and 30,088.64 is: 45,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,017.76 : 119,944.56 = 30,088.64 : x
  2. Step 2: Convert to fraction form
    80,017.76/119,944.56 = 30,088.64/x
  3. Step 3: Cross multiply
    80,017.76x = 119,944.56 × 30,088.64
  4. Step 4: Simplify right side
    80,017.76x = 3,608,968,685.80
  5. Step 5: Solve for x
    x = 3,608,968,685.80/80,017.76
  6. Step 6: Final answer
    x = 45,102.10

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