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Finding the Fourth Proportional to 27,230.49, 37,576.22 and 15,294.93

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Solution

The fourth proportional to 27,230.49, 37,576.22 and 15,294.93 is: 21,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,230.49 : 37,576.22 = 15,294.93 : x
  2. Step 2: Convert to fraction form
    27,230.49/37,576.22 = 15,294.93/x
  3. Step 3: Cross multiply
    27,230.49x = 37,576.22 × 15,294.93
  4. Step 4: Simplify right side
    27,230.49x = 574,725,578.09
  5. Step 5: Solve for x
    x = 574,725,578.09/27,230.49
  6. Step 6: Final answer
    x = 21,105.96

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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.