Home / 49,944.85-68,982.40-39,769.94

Finding the Fourth Proportional to 49,944.85, 68,982.40 and 39,769.94

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Solution

The fourth proportional to 49,944.85, 68,982.40 and 39,769.94 is: 54,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,944.85 : 68,982.40 = 39,769.94 : x
  2. Step 2: Convert to fraction form
    49,944.85/68,982.40 = 39,769.94/x
  3. Step 3: Cross multiply
    49,944.85x = 68,982.40 × 39,769.94
  4. Step 4: Simplify right side
    49,944.85x = 2,743,425,710.21
  5. Step 5: Solve for x
    x = 2,743,425,710.21/49,944.85
  6. Step 6: Final answer
    x = 54,929.11

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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.