Home / 69,713.31-104,554.26-19,792.38

Finding the Fourth Proportional to 69,713.31, 104,554.26 and 19,792.38

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Solution

The fourth proportional to 69,713.31, 104,554.26 and 19,792.38 is: 29,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.31 : 104,554.26 = 19,792.38 : x
  2. Step 2: Convert to fraction form
    69,713.31/104,554.26 = 19,792.38/x
  3. Step 3: Cross multiply
    69,713.31x = 104,554.26 × 19,792.38
  4. Step 4: Simplify right side
    69,713.31x = 2,069,377,644.54
  5. Step 5: Solve for x
    x = 2,069,377,644.54/69,713.31
  6. Step 6: Final answer
    x = 29,684.11

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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.