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Finding the Fourth Proportional to 20,525.44, 30,793.40 and 5,734.40

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Solution

The fourth proportional to 20,525.44, 30,793.40 and 5,734.40 is: 8,603.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,525.44 : 30,793.40 = 5,734.40 : x
  2. Step 2: Convert to fraction form
    20,525.44/30,793.40 = 5,734.40/x
  3. Step 3: Cross multiply
    20,525.44x = 30,793.40 × 5,734.40
  4. Step 4: Simplify right side
    20,525.44x = 176,581,672.96
  5. Step 5: Solve for x
    x = 176,581,672.96/20,525.44
  6. Step 6: Final answer
    x = 8,603.06

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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.