Home / 69,438.89-104,163.23-34,369.13

Finding the Fourth Proportional to 69,438.89, 104,163.23 and 34,369.13

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Solution

The fourth proportional to 69,438.89, 104,163.23 and 34,369.13 is: 51,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,438.89 : 104,163.23 = 34,369.13 : x
  2. Step 2: Convert to fraction form
    69,438.89/104,163.23 = 34,369.13/x
  3. Step 3: Cross multiply
    69,438.89x = 104,163.23 × 34,369.13
  4. Step 4: Simplify right side
    69,438.89x = 3,579,998,900.43
  5. Step 5: Solve for x
    x = 3,579,998,900.43/69,438.89
  6. Step 6: Final answer
    x = 51,556.11

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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.