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Finding the Fourth Proportional to 36,494.58, 50,362.11 and 20,584.20

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Solution

The fourth proportional to 36,494.58, 50,362.11 and 20,584.20 is: 28,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,494.58 : 50,362.11 = 20,584.20 : x
  2. Step 2: Convert to fraction form
    36,494.58/50,362.11 = 20,584.20/x
  3. Step 3: Cross multiply
    36,494.58x = 50,362.11 × 20,584.20
  4. Step 4: Simplify right side
    36,494.58x = 1,036,663,744.66
  5. Step 5: Solve for x
    x = 1,036,663,744.66/36,494.58
  6. Step 6: Final answer
    x = 28,405.96

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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.