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Finding the Fourth Proportional to 27,463.44, 37,899.15 and 15,526.38

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Solution

The fourth proportional to 27,463.44, 37,899.15 and 15,526.38 is: 21,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,463.44 : 37,899.15 = 15,526.38 : x
  2. Step 2: Convert to fraction form
    27,463.44/37,899.15 = 15,526.38/x
  3. Step 3: Cross multiply
    27,463.44x = 37,899.15 × 15,526.38
  4. Step 4: Simplify right side
    27,463.44x = 588,436,604.58
  5. Step 5: Solve for x
    x = 588,436,604.58/27,463.44
  6. Step 6: Final answer
    x = 21,426.18

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Why These Related Problems?

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