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Finding the Fourth Proportional to 27,236.49, 37,584.30 and 15,297.49

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Solution

The fourth proportional to 27,236.49, 37,584.30 and 15,297.49 is: 21,109.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,236.49 : 37,584.30 = 15,297.49 : x
  2. Step 2: Convert to fraction form
    27,236.49/37,584.30 = 15,297.49/x
  3. Step 3: Cross multiply
    27,236.49x = 37,584.30 × 15,297.49
  4. Step 4: Simplify right side
    27,236.49x = 574,945,453.41
  5. Step 5: Solve for x
    x = 574,945,453.41/27,236.49
  6. Step 6: Final answer
    x = 21,109.38

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1.5x scale

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.