Home / 69,583.27-104,381.73-19,663.75

Finding the Fourth Proportional to 69,583.27, 104,381.73 and 19,663.75

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Solution

The fourth proportional to 69,583.27, 104,381.73 and 19,663.75 is: 29,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,583.27 : 104,381.73 = 19,663.75 : x
  2. Step 2: Convert to fraction form
    69,583.27/104,381.73 = 19,663.75/x
  3. Step 3: Cross multiply
    69,583.27x = 104,381.73 × 19,663.75
  4. Step 4: Simplify right side
    69,583.27x = 2,052,535,721.38
  5. Step 5: Solve for x
    x = 2,052,535,721.38/69,583.27
  6. Step 6: Final answer
    x = 29,497.55

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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.