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Finding the Fourth Proportional to 50,234.88, 69,324.13 and 27,878.88

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Solution

The fourth proportional to 50,234.88, 69,324.13 and 27,878.88 is: 38,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,234.88 : 69,324.13 = 27,878.88 : x
  2. Step 2: Convert to fraction form
    50,234.88/69,324.13 = 27,878.88/x
  3. Step 3: Cross multiply
    50,234.88x = 69,324.13 × 27,878.88
  4. Step 4: Simplify right side
    50,234.88x = 1,932,678,685.06
  5. Step 5: Solve for x
    x = 1,932,678,685.06/50,234.88
  6. Step 6: Final answer
    x = 38,472.85

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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.