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Finding the Fourth Proportional to 27,170.34, 37,496.87 and 15,234.45

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Solution

The fourth proportional to 27,170.34, 37,496.87 and 15,234.45 is: 21,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,170.34 : 37,496.87 = 15,234.45 : x
  2. Step 2: Convert to fraction form
    27,170.34/37,496.87 = 15,234.45/x
  3. Step 3: Cross multiply
    27,170.34x = 37,496.87 × 15,234.45
  4. Step 4: Simplify right side
    27,170.34x = 571,244,191.17
  5. Step 5: Solve for x
    x = 571,244,191.17/27,170.34
  6. Step 6: Final answer
    x = 21,024.55

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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.