Home / 69,641.88-104,504.32-25,272.09

Finding the Fourth Proportional to 69,641.88, 104,504.32 and 25,272.09

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Solution

The fourth proportional to 69,641.88, 104,504.32 and 25,272.09 is: 37,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,641.88 : 104,504.32 = 25,272.09 : x
  2. Step 2: Convert to fraction form
    69,641.88/104,504.32 = 25,272.09/x
  3. Step 3: Cross multiply
    69,641.88x = 104,504.32 × 25,272.09
  4. Step 4: Simplify right side
    69,641.88x = 2,641,042,643.61
  5. Step 5: Solve for x
    x = 2,641,042,643.61/69,641.88
  6. Step 6: Final answer
    x = 37,923.20

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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.