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Finding the Fourth Proportional to 50,165.78, 69,228.78 and 27,195.68

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Solution

The fourth proportional to 50,165.78, 69,228.78 and 27,195.68 is: 37,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,165.78 : 69,228.78 = 27,195.68 : x
  2. Step 2: Convert to fraction form
    50,165.78/69,228.78 = 27,195.68/x
  3. Step 3: Cross multiply
    50,165.78x = 69,228.78 × 27,195.68
  4. Step 4: Simplify right side
    50,165.78x = 1,882,723,747.67
  5. Step 5: Solve for x
    x = 1,882,723,747.67/50,165.78
  6. Step 6: Final answer
    x = 37,530.04

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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.