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Finding the Fourth Proportional to 9,332.78, 13,994.73 and 3,781.86

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Solution

The fourth proportional to 9,332.78, 13,994.73 and 3,781.86 is: 5,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.78 : 13,994.73 = 3,781.86 : x
  2. Step 2: Convert to fraction form
    9,332.78/13,994.73 = 3,781.86/x
  3. Step 3: Cross multiply
    9,332.78x = 13,994.73 × 3,781.86
  4. Step 4: Simplify right side
    9,332.78x = 52,926,109.60
  5. Step 5: Solve for x
    x = 52,926,109.60/9,332.78
  6. Step 6: Final answer
    x = 5,670.99

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