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Finding the Fourth Proportional to 50,432.70, 69,532.09 and 41,324.20

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Solution

The fourth proportional to 50,432.70, 69,532.09 and 41,324.20 is: 56,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,432.70 : 69,532.09 = 41,324.20 : x
  2. Step 2: Convert to fraction form
    50,432.70/69,532.09 = 41,324.20/x
  3. Step 3: Cross multiply
    50,432.70x = 69,532.09 × 41,324.20
  4. Step 4: Simplify right side
    50,432.70x = 2,873,357,716.44
  5. Step 5: Solve for x
    x = 2,873,357,716.44/50,432.70
  6. Step 6: Final answer
    x = 56,974.10

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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.