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Finding the Fourth Proportional to 79,783.12, 119,674.68 and 24,378.64

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Solution

The fourth proportional to 79,783.12, 119,674.68 and 24,378.64 is: 36,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,783.12 : 119,674.68 = 24,378.64 : x
  2. Step 2: Convert to fraction form
    79,783.12/119,674.68 = 24,378.64/x
  3. Step 3: Cross multiply
    79,783.12x = 119,674.68 × 24,378.64
  4. Step 4: Simplify right side
    79,783.12x = 2,917,505,940.84
  5. Step 5: Solve for x
    x = 2,917,505,940.84/79,783.12
  6. Step 6: Final answer
    x = 36,567.96

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