Home / 68,004.23-101,906.51-34,223.79

Finding the Fourth Proportional to 68,004.23, 101,906.51 and 34,223.79

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Solution

The fourth proportional to 68,004.23, 101,906.51 and 34,223.79 is: 51,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,004.23 : 101,906.51 = 34,223.79 : x
  2. Step 2: Convert to fraction form
    68,004.23/101,906.51 = 34,223.79/x
  3. Step 3: Cross multiply
    68,004.23x = 101,906.51 × 34,223.79
  4. Step 4: Simplify right side
    68,004.23x = 3,487,626,826.75
  5. Step 5: Solve for x
    x = 3,487,626,826.75/68,004.23
  6. Step 6: Final answer
    x = 51,285.44

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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.