Home / 55,626.25-83,439.38-36,942.78

Finding the Fourth Proportional to 55,626.25, 83,439.38 and 36,942.78

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Solution

The fourth proportional to 55,626.25, 83,439.38 and 36,942.78 is: 55,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.25 : 83,439.38 = 36,942.78 : x
  2. Step 2: Convert to fraction form
    55,626.25/83,439.38 = 36,942.78/x
  3. Step 3: Cross multiply
    55,626.25x = 83,439.38 × 36,942.78
  4. Step 4: Simplify right side
    55,626.25x = 3,082,482,658.68
  5. Step 5: Solve for x
    x = 3,082,482,658.68/55,626.25
  6. Step 6: Final answer
    x = 55,414.17

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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.