Home / 41,769.03-62,662.78-20,720.52

Finding the Fourth Proportional to 41,769.03, 62,662.78 and 20,720.52

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Solution

The fourth proportional to 41,769.03, 62,662.78 and 20,720.52 is: 31,085.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,769.03 : 62,662.78 = 20,720.52 : x
  2. Step 2: Convert to fraction form
    41,769.03/62,662.78 = 20,720.52/x
  3. Step 3: Cross multiply
    41,769.03x = 62,662.78 × 20,720.52
  4. Step 4: Simplify right side
    41,769.03x = 1,298,405,569.43
  5. Step 5: Solve for x
    x = 1,298,405,569.43/41,769.03
  6. Step 6: Final answer
    x = 31,085.36

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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.