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Finding the Fourth Proportional to 50,374.56, 69,527.52 and 40,369.44

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Solution

The fourth proportional to 50,374.56, 69,527.52 and 40,369.44 is: 55,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.56 : 69,527.52 = 40,369.44 : x
  2. Step 2: Convert to fraction form
    50,374.56/69,527.52 = 40,369.44/x
  3. Step 3: Cross multiply
    50,374.56x = 69,527.52 × 40,369.44
  4. Step 4: Simplify right side
    50,374.56x = 2,806,787,046.99
  5. Step 5: Solve for x
    x = 2,806,787,046.99/50,374.56
  6. Step 6: Final answer
    x = 55,718.34

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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.