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Finding the Fourth Proportional to 27,372.74, 41,061.74 and 7,651.26

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Solution

The fourth proportional to 27,372.74, 41,061.74 and 7,651.26 is: 11,477.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.74 : 41,061.74 = 7,651.26 : x
  2. Step 2: Convert to fraction form
    27,372.74/41,061.74 = 7,651.26/x
  3. Step 3: Cross multiply
    27,372.74x = 41,061.74 × 7,651.26
  4. Step 4: Simplify right side
    27,372.74x = 314,174,010.54
  5. Step 5: Solve for x
    x = 314,174,010.54/27,372.74
  6. Step 6: Final answer
    x = 11,477.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.