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Finding the Fourth Proportional to 21,624.99, 29,823.85 and 14,068.56

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Solution

The fourth proportional to 21,624.99, 29,823.85 and 14,068.56 is: 19,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.99 : 29,823.85 = 14,068.56 : x
  2. Step 2: Convert to fraction form
    21,624.99/29,823.85 = 14,068.56/x
  3. Step 3: Cross multiply
    21,624.99x = 29,823.85 × 14,068.56
  4. Step 4: Simplify right side
    21,624.99x = 419,578,589.57
  5. Step 5: Solve for x
    x = 419,578,589.57/21,624.99
  6. Step 6: Final answer
    x = 19,402.49

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