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Finding the Fourth Proportional to 22,496.75, 31,045.75 and 12,425.44

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Solution

The fourth proportional to 22,496.75, 31,045.75 and 12,425.44 is: 17,147.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,496.75 : 31,045.75 = 12,425.44 : x
  2. Step 2: Convert to fraction form
    22,496.75/31,045.75 = 12,425.44/x
  3. Step 3: Cross multiply
    22,496.75x = 31,045.75 × 12,425.44
  4. Step 4: Simplify right side
    22,496.75x = 385,757,041.75
  5. Step 5: Solve for x
    x = 385,757,041.75/22,496.75
  6. Step 6: Final answer
    x = 17,147.24

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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.