Home / 69,299.36-103,961.87-21,926.38

Finding the Fourth Proportional to 69,299.36, 103,961.87 and 21,926.38

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Solution

The fourth proportional to 69,299.36, 103,961.87 and 21,926.38 is: 32,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,299.36 : 103,961.87 = 21,926.38 : x
  2. Step 2: Convert to fraction form
    69,299.36/103,961.87 = 21,926.38/x
  3. Step 3: Cross multiply
    69,299.36x = 103,961.87 × 21,926.38
  4. Step 4: Simplify right side
    69,299.36x = 2,279,507,782.50
  5. Step 5: Solve for x
    x = 2,279,507,782.50/69,299.36
  6. Step 6: Final answer
    x = 32,893.63

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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.