Home / 69,581.79-104,372.40-25,198.18

Finding the Fourth Proportional to 69,581.79, 104,372.40 and 25,198.18

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Solution

The fourth proportional to 69,581.79, 104,372.40 and 25,198.18 is: 37,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581.79 : 104,372.40 = 25,198.18 : x
  2. Step 2: Convert to fraction form
    69,581.79/104,372.40 = 25,198.18/x
  3. Step 3: Cross multiply
    69,581.79x = 104,372.40 × 25,198.18
  4. Step 4: Simplify right side
    69,581.79x = 2,629,994,355.79
  5. Step 5: Solve for x
    x = 2,629,994,355.79/69,581.79
  6. Step 6: Final answer
    x = 37,797.16

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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.