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Finding the Fourth Proportional to 14,387.10, 21,582.09 and 5,150.94

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Solution

The fourth proportional to 14,387.10, 21,582.09 and 5,150.94 is: 7,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387.10 : 21,582.09 = 5,150.94 : x
  2. Step 2: Convert to fraction form
    14,387.10/21,582.09 = 5,150.94/x
  3. Step 3: Cross multiply
    14,387.10x = 21,582.09 × 5,150.94
  4. Step 4: Simplify right side
    14,387.10x = 111,168,050.66
  5. Step 5: Solve for x
    x = 111,168,050.66/14,387.10
  6. Step 6: Final answer
    x = 7,726.93

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