Home / 40,843.91-61,228.94-28,369.80

Finding the Fourth Proportional to 40,843.91, 61,228.94 and 28,369.80

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Solution

The fourth proportional to 40,843.91, 61,228.94 and 28,369.80 is: 42,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843.91 : 61,228.94 = 28,369.80 : x
  2. Step 2: Convert to fraction form
    40,843.91/61,228.94 = 28,369.80/x
  3. Step 3: Cross multiply
    40,843.91x = 61,228.94 × 28,369.80
  4. Step 4: Simplify right side
    40,843.91x = 1,737,052,640.16
  5. Step 5: Solve for x
    x = 1,737,052,640.16/40,843.91
  6. Step 6: Final answer
    x = 42,529.05

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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.