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Finding the Fourth Proportional to 50,559.57, 69,772.12 and 27,898.54

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Solution

The fourth proportional to 50,559.57, 69,772.12 and 27,898.54 is: 38,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,559.57 : 69,772.12 = 27,898.54 : x
  2. Step 2: Convert to fraction form
    50,559.57/69,772.12 = 27,898.54/x
  3. Step 3: Cross multiply
    50,559.57x = 69,772.12 × 27,898.54
  4. Step 4: Simplify right side
    50,559.57x = 1,946,540,524.88
  5. Step 5: Solve for x
    x = 1,946,540,524.88/50,559.57
  6. Step 6: Final answer
    x = 38,499.94

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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.