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Finding the Fourth Proportional to 21,776.94, 32,662.33 and 6,983.93

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Solution

The fourth proportional to 21,776.94, 32,662.33 and 6,983.93 is: 10,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,776.94 : 32,662.33 = 6,983.93 : x
  2. Step 2: Convert to fraction form
    21,776.94/32,662.33 = 6,983.93/x
  3. Step 3: Cross multiply
    21,776.94x = 32,662.33 × 6,983.93
  4. Step 4: Simplify right side
    21,776.94x = 228,111,570.86
  5. Step 5: Solve for x
    x = 228,111,570.86/21,776.94
  6. Step 6: Final answer
    x = 10,474.91

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