Home / 69,399.28-104,099.78-24,421.98

Finding the Fourth Proportional to 69,399.28, 104,099.78 and 24,421.98

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Solution

The fourth proportional to 69,399.28, 104,099.78 and 24,421.98 is: 36,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.28 : 104,099.78 = 24,421.98 : x
  2. Step 2: Convert to fraction form
    69,399.28/104,099.78 = 24,421.98/x
  3. Step 3: Cross multiply
    69,399.28x = 104,099.78 × 24,421.98
  4. Step 4: Simplify right side
    69,399.28x = 2,542,322,623.05
  5. Step 5: Solve for x
    x = 2,542,322,623.05/69,399.28
  6. Step 6: Final answer
    x = 36,633.27

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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.