Home / 69,771.33-104,684.94-25,401.15

Finding the Fourth Proportional to 69,771.33, 104,684.94 and 25,401.15

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Solution

The fourth proportional to 69,771.33, 104,684.94 and 25,401.15 is: 38,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771.33 : 104,684.94 = 25,401.15 : x
  2. Step 2: Convert to fraction form
    69,771.33/104,684.94 = 25,401.15/x
  3. Step 3: Cross multiply
    69,771.33x = 104,684.94 × 25,401.15
  4. Step 4: Simplify right side
    69,771.33x = 2,659,117,863.68
  5. Step 5: Solve for x
    x = 2,659,117,863.68/69,771.33
  6. Step 6: Final answer
    x = 38,111.90

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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.