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Finding the Fourth Proportional to 18,296.02, 25,247.10 and 10,339.12

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Solution

The fourth proportional to 18,296.02, 25,247.10 and 10,339.12 is: 14,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.02 : 25,247.10 = 10,339.12 : x
  2. Step 2: Convert to fraction form
    18,296.02/25,247.10 = 10,339.12/x
  3. Step 3: Cross multiply
    18,296.02x = 25,247.10 × 10,339.12
  4. Step 4: Simplify right side
    18,296.02x = 261,032,796.55
  5. Step 5: Solve for x
    x = 261,032,796.55/18,296.02
  6. Step 6: Final answer
    x = 14,267.19

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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.