Home / 32,770.20-49,155.57-20,326.44

Finding the Fourth Proportional to 32,770.20, 49,155.57 and 20,326.44

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Solution

The fourth proportional to 32,770.20, 49,155.57 and 20,326.44 is: 30,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,770.20 : 49,155.57 = 20,326.44 : x
  2. Step 2: Convert to fraction form
    32,770.20/49,155.57 = 20,326.44/x
  3. Step 3: Cross multiply
    32,770.20x = 49,155.57 × 20,326.44
  4. Step 4: Simplify right side
    32,770.20x = 999,157,744.27
  5. Step 5: Solve for x
    x = 999,157,744.27/32,770.20
  6. Step 6: Final answer
    x = 30,489.83

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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.