Home / 48,879.20-73,286.40-17,710.40

Finding the Fourth Proportional to 48,879.20, 73,286.40 and 17,710.40

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Solution

The fourth proportional to 48,879.20, 73,286.40 and 17,710.40 is: 26,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879.20 : 73,286.40 = 17,710.40 : x
  2. Step 2: Convert to fraction form
    48,879.20/73,286.40 = 17,710.40/x
  3. Step 3: Cross multiply
    48,879.20x = 73,286.40 × 17,710.40
  4. Step 4: Simplify right side
    48,879.20x = 1,297,931,458.56
  5. Step 5: Solve for x
    x = 1,297,931,458.56/48,879.20
  6. Step 6: Final answer
    x = 26,553.86

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1.5x scale

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.