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Finding the Fourth Proportional to 33,810.40, 50,764.20 and 26,423.20

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Solution

The fourth proportional to 33,810.40, 50,764.20 and 26,423.20 is: 39,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.40 : 50,764.20 = 26,423.20 : x
  2. Step 2: Convert to fraction form
    33,810.40/50,764.20 = 26,423.20/x
  3. Step 3: Cross multiply
    33,810.40x = 50,764.20 × 26,423.20
  4. Step 4: Simplify right side
    33,810.40x = 1,341,352,609.44
  5. Step 5: Solve for x
    x = 1,341,352,609.44/33,810.40
  6. Step 6: Final answer
    x = 39,672.78

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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.