Home / 69,583.77-104,379.44-19,667.79

Finding the Fourth Proportional to 69,583.77, 104,379.44 and 19,667.79

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Solution

The fourth proportional to 69,583.77, 104,379.44 and 19,667.79 is: 29,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,583.77 : 104,379.44 = 19,667.79 : x
  2. Step 2: Convert to fraction form
    69,583.77/104,379.44 = 19,667.79/x
  3. Step 3: Cross multiply
    69,583.77x = 104,379.44 × 19,667.79
  4. Step 4: Simplify right side
    69,583.77x = 2,052,912,807.90
  5. Step 5: Solve for x
    x = 2,052,912,807.90/69,583.77
  6. Step 6: Final answer
    x = 29,502.75

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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.