Home / 69,541.33-104,320.14-22,139.82

Finding the Fourth Proportional to 69,541.33, 104,320.14 and 22,139.82

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Solution

The fourth proportional to 69,541.33, 104,320.14 and 22,139.82 is: 33,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,541.33 : 104,320.14 = 22,139.82 : x
  2. Step 2: Convert to fraction form
    69,541.33/104,320.14 = 22,139.82/x
  3. Step 3: Cross multiply
    69,541.33x = 104,320.14 × 22,139.82
  4. Step 4: Simplify right side
    69,541.33x = 2,309,629,121.97
  5. Step 5: Solve for x
    x = 2,309,629,121.97/69,541.33
  6. Step 6: Final answer
    x = 33,212.32

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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.