Home / 69,584.54-104,382.41-19,665.05

Finding the Fourth Proportional to 69,584.54, 104,382.41 and 19,665.05

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Solution

The fourth proportional to 69,584.54, 104,382.41 and 19,665.05 is: 29,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,584.54 : 104,382.41 = 19,665.05 : x
  2. Step 2: Convert to fraction form
    69,584.54/104,382.41 = 19,665.05/x
  3. Step 3: Cross multiply
    69,584.54x = 104,382.41 × 19,665.05
  4. Step 4: Simplify right side
    69,584.54x = 2,052,684,691.53
  5. Step 5: Solve for x
    x = 2,052,684,691.53/69,584.54
  6. Step 6: Final answer
    x = 29,499.15

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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.