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Finding the Fourth Proportional to 67,940.16, 101,921.17 and 23,593.26

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Solution

The fourth proportional to 67,940.16, 101,921.17 and 23,593.26 is: 35,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,940.16 : 101,921.17 = 23,593.26 : x
  2. Step 2: Convert to fraction form
    67,940.16/101,921.17 = 23,593.26/x
  3. Step 3: Cross multiply
    67,940.16x = 101,921.17 × 23,593.26
  4. Step 4: Simplify right side
    67,940.16x = 2,404,652,663.31
  5. Step 5: Solve for x
    x = 2,404,652,663.31/67,940.16
  6. Step 6: Final answer
    x = 35,393.69

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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.