Home / 69,695.33-104,546.97-19,771.50

Finding the Fourth Proportional to 69,695.33, 104,546.97 and 19,771.50

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Solution

The fourth proportional to 69,695.33, 104,546.97 and 19,771.50 is: 29,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,695.33 : 104,546.97 = 19,771.50 : x
  2. Step 2: Convert to fraction form
    69,695.33/104,546.97 = 19,771.50/x
  3. Step 3: Cross multiply
    69,695.33x = 104,546.97 × 19,771.50
  4. Step 4: Simplify right side
    69,695.33x = 2,067,050,809.41
  5. Step 5: Solve for x
    x = 2,067,050,809.41/69,695.33
  6. Step 6: Final answer
    x = 29,658.39

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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.