Home / 48,626.62-72,947.72-20,546.95

Finding the Fourth Proportional to 48,626.62, 72,947.72 and 20,546.95

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Solution

The fourth proportional to 48,626.62, 72,947.72 and 20,546.95 is: 30,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,626.62 : 72,947.72 = 20,546.95 : x
  2. Step 2: Convert to fraction form
    48,626.62/72,947.72 = 20,546.95/x
  3. Step 3: Cross multiply
    48,626.62x = 72,947.72 × 20,546.95
  4. Step 4: Simplify right side
    48,626.62x = 1,498,853,052.72
  5. Step 5: Solve for x
    x = 1,498,853,052.72/48,626.62
  6. Step 6: Final answer
    x = 30,823.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.