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Finding the Fourth Proportional to 23,999.16, 33,118.02 and 13,388.52

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Solution

The fourth proportional to 23,999.16, 33,118.02 and 13,388.52 is: 18,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.16 : 33,118.02 = 13,388.52 : x
  2. Step 2: Convert to fraction form
    23,999.16/33,118.02 = 13,388.52/x
  3. Step 3: Cross multiply
    23,999.16x = 33,118.02 × 13,388.52
  4. Step 4: Simplify right side
    23,999.16x = 443,401,273.13
  5. Step 5: Solve for x
    x = 443,401,273.13/23,999.16
  6. Step 6: Final answer
    x = 18,475.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.