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Finding the Fourth Proportional to 16,669.60, 25,004.40 and 14,999.20

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Solution

The fourth proportional to 16,669.60, 25,004.40 and 14,999.20 is: 22,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.60 : 25,004.40 = 14,999.20 : x
  2. Step 2: Convert to fraction form
    16,669.60/25,004.40 = 14,999.20/x
  3. Step 3: Cross multiply
    16,669.60x = 25,004.40 × 14,999.20
  4. Step 4: Simplify right side
    16,669.60x = 375,045,996.48
  5. Step 5: Solve for x
    x = 375,045,996.48/16,669.60
  6. Step 6: Final answer
    x = 22,498.80

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