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Finding the Fourth Proportional to 28,192.80, 42,264.01 and 10,674.93

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Solution

The fourth proportional to 28,192.80, 42,264.01 and 10,674.93 is: 16,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,192.80 : 42,264.01 = 10,674.93 : x
  2. Step 2: Convert to fraction form
    28,192.80/42,264.01 = 10,674.93/x
  3. Step 3: Cross multiply
    28,192.80x = 42,264.01 × 10,674.93
  4. Step 4: Simplify right side
    28,192.80x = 451,165,348.27
  5. Step 5: Solve for x
    x = 451,165,348.27/28,192.80
  6. Step 6: Final answer
    x = 16,002.86

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