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Finding the Fourth Proportional to 35,694.56, 49,269.84 and 20,793.44

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Solution

The fourth proportional to 35,694.56, 49,269.84 and 20,793.44 is: 28,701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,694.56 : 49,269.84 = 20,793.44 : x
  2. Step 2: Convert to fraction form
    35,694.56/49,269.84 = 20,793.44/x
  3. Step 3: Cross multiply
    35,694.56x = 49,269.84 × 20,793.44
  4. Step 4: Simplify right side
    35,694.56x = 1,024,489,461.85
  5. Step 5: Solve for x
    x = 1,024,489,461.85/35,694.56
  6. Step 6: Final answer
    x = 28,701.56

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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.