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Finding the Fourth Proportional to 34,797.29, 48,004.31 and 20,644.97

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Solution

The fourth proportional to 34,797.29, 48,004.31 and 20,644.97 is: 28,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,797.29 : 48,004.31 = 20,644.97 : x
  2. Step 2: Convert to fraction form
    34,797.29/48,004.31 = 20,644.97/x
  3. Step 3: Cross multiply
    34,797.29x = 48,004.31 × 20,644.97
  4. Step 4: Simplify right side
    34,797.29x = 991,047,351.41
  5. Step 5: Solve for x
    x = 991,047,351.41/34,797.29
  6. Step 6: Final answer
    x = 28,480.59

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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.