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Finding the Fourth Proportional to 15,563.13, 23,344.89 and 5,174.88

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Solution

The fourth proportional to 15,563.13, 23,344.89 and 5,174.88 is: 7,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.13 : 23,344.89 = 5,174.88 : x
  2. Step 2: Convert to fraction form
    15,563.13/23,344.89 = 5,174.88/x
  3. Step 3: Cross multiply
    15,563.13x = 23,344.89 × 5,174.88
  4. Step 4: Simplify right side
    15,563.13x = 120,807,004.36
  5. Step 5: Solve for x
    x = 120,807,004.36/15,563.13
  6. Step 6: Final answer
    x = 7,762.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.