Home / 69,661.42-104,491.82-17,070.75

Finding the Fourth Proportional to 69,661.42, 104,491.82 and 17,070.75

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Solution

The fourth proportional to 69,661.42, 104,491.82 and 17,070.75 is: 25,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.42 : 104,491.82 = 17,070.75 : x
  2. Step 2: Convert to fraction form
    69,661.42/104,491.82 = 17,070.75/x
  3. Step 3: Cross multiply
    69,661.42x = 104,491.82 × 17,070.75
  4. Step 4: Simplify right side
    69,661.42x = 1,783,753,778.94
  5. Step 5: Solve for x
    x = 1,783,753,778.94/69,661.42
  6. Step 6: Final answer
    x = 25,606.05

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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.