Home / 50,427.40-69,591.50-27,768.76

Finding the Fourth Proportional to 50,427.40, 69,591.50 and 27,768.76

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Solution

The fourth proportional to 50,427.40, 69,591.50 and 27,768.76 is: 38,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,427.40 : 69,591.50 = 27,768.76 : x
  2. Step 2: Convert to fraction form
    50,427.40/69,591.50 = 27,768.76/x
  3. Step 3: Cross multiply
    50,427.40x = 69,591.50 × 27,768.76
  4. Step 4: Simplify right side
    50,427.40x = 1,932,469,661.54
  5. Step 5: Solve for x
    x = 1,932,469,661.54/50,427.40
  6. Step 6: Final answer
    x = 38,321.82

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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.