Home / 69,747.84-104,589-25,343.28

Finding the Fourth Proportional to 69,747.84, 104,589 and 25,343.28

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Solution

The fourth proportional to 69,747.84, 104,589 and 25,343.28 is: 38,003.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747.84 : 104,589 = 25,343.28 : x
  2. Step 2: Convert to fraction form
    69,747.84/104,589 = 25,343.28/x
  3. Step 3: Cross multiply
    69,747.84x = 104,589 × 25,343.28
  4. Step 4: Simplify right side
    69,747.84x = 2,650,628,311.92
  5. Step 5: Solve for x
    x = 2,650,628,311.92/69,747.84
  6. Step 6: Final answer
    x = 38,003.02

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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.