Home / 49,944.35-68,981.71-39,769.44

Finding the Fourth Proportional to 49,944.35, 68,981.71 and 39,769.44

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Solution

The fourth proportional to 49,944.35, 68,981.71 and 39,769.44 is: 54,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,944.35 : 68,981.71 = 39,769.44 : x
  2. Step 2: Convert to fraction form
    49,944.35/68,981.71 = 39,769.44/x
  3. Step 3: Cross multiply
    49,944.35x = 68,981.71 × 39,769.44
  4. Step 4: Simplify right side
    49,944.35x = 2,743,363,778.10
  5. Step 5: Solve for x
    x = 2,743,363,778.10/49,944.35
  6. Step 6: Final answer
    x = 54,928.42

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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.