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Finding the Fourth Proportional to 50,234.63, 69,323.78 and 27,878.63

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Solution

The fourth proportional to 50,234.63, 69,323.78 and 27,878.63 is: 38,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,234.63 : 69,323.78 = 27,878.63 : x
  2. Step 2: Convert to fraction form
    50,234.63/69,323.78 = 27,878.63/x
  3. Step 3: Cross multiply
    50,234.63x = 69,323.78 × 27,878.63
  4. Step 4: Simplify right side
    50,234.63x = 1,932,651,735.90
  5. Step 5: Solve for x
    x = 1,932,651,735.90/50,234.63
  6. Step 6: Final answer
    x = 38,472.50

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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.