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Finding the Fourth Proportional to 48,969.44, 67,576.42 and 27,755.56

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Solution

The fourth proportional to 48,969.44, 67,576.42 and 27,755.56 is: 38,301.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,969.44 : 67,576.42 = 27,755.56 : x
  2. Step 2: Convert to fraction form
    48,969.44/67,576.42 = 27,755.56/x
  3. Step 3: Cross multiply
    48,969.44x = 67,576.42 × 27,755.56
  4. Step 4: Simplify right side
    48,969.44x = 1,875,621,379.90
  5. Step 5: Solve for x
    x = 1,875,621,379.90/48,969.44
  6. Step 6: Final answer
    x = 38,301.88

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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.