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Finding the Fourth Proportional to 10,470.71, 14,449.42 and 5,754.89

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Solution

The fourth proportional to 10,470.71, 14,449.42 and 5,754.89 is: 7,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470.71 : 14,449.42 = 5,754.89 : x
  2. Step 2: Convert to fraction form
    10,470.71/14,449.42 = 5,754.89/x
  3. Step 3: Cross multiply
    10,470.71x = 14,449.42 × 5,754.89
  4. Step 4: Simplify right side
    10,470.71x = 83,154,865.98
  5. Step 5: Solve for x
    x = 83,154,865.98/10,470.71
  6. Step 6: Final answer
    x = 7,941.66

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