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Finding the Fourth Proportional to 19,225.40, 26,532.90 and 11,669.99

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Solution

The fourth proportional to 19,225.40, 26,532.90 and 11,669.99 is: 16,105.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,225.40 : 26,532.90 = 11,669.99 : x
  2. Step 2: Convert to fraction form
    19,225.40/26,532.90 = 11,669.99/x
  3. Step 3: Cross multiply
    19,225.40x = 26,532.90 × 11,669.99
  4. Step 4: Simplify right side
    19,225.40x = 309,638,545.01
  5. Step 5: Solve for x
    x = 309,638,545.01/19,225.40
  6. Step 6: Final answer
    x = 16,105.71

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