Home / 69,861.11-104,790.62-17,270.57

Finding the Fourth Proportional to 69,861.11, 104,790.62 and 17,270.57

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Solution

The fourth proportional to 69,861.11, 104,790.62 and 17,270.57 is: 25,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,861.11 : 104,790.62 = 17,270.57 : x
  2. Step 2: Convert to fraction form
    69,861.11/104,790.62 = 17,270.57/x
  3. Step 3: Cross multiply
    69,861.11x = 104,790.62 × 17,270.57
  4. Step 4: Simplify right side
    69,861.11x = 1,809,794,043.21
  5. Step 5: Solve for x
    x = 1,809,794,043.21/69,861.11
  6. Step 6: Final answer
    x = 25,905.60

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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.