Home / 69,372.38-104,046.83-19,440.99

Finding the Fourth Proportional to 69,372.38, 104,046.83 and 19,440.99

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Solution

The fourth proportional to 69,372.38, 104,046.83 and 19,440.99 is: 29,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,372.38 : 104,046.83 = 19,440.99 : x
  2. Step 2: Convert to fraction form
    69,372.38/104,046.83 = 19,440.99/x
  3. Step 3: Cross multiply
    69,372.38x = 104,046.83 × 19,440.99
  4. Step 4: Simplify right side
    69,372.38x = 2,022,772,861.33
  5. Step 5: Solve for x
    x = 2,022,772,861.33/69,372.38
  6. Step 6: Final answer
    x = 29,158.19

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1.5x scale

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.