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Finding the Fourth Proportional to 69,718.38, 104,593.97 and 22,971.25

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Solution

The fourth proportional to 69,718.38, 104,593.97 and 22,971.25 is: 34,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,718.38 : 104,593.97 = 22,971.25 : x
  2. Step 2: Convert to fraction form
    69,718.38/104,593.97 = 22,971.25/x
  3. Step 3: Cross multiply
    69,718.38x = 104,593.97 × 22,971.25
  4. Step 4: Simplify right side
    69,718.38x = 2,402,654,233.36
  5. Step 5: Solve for x
    x = 2,402,654,233.36/69,718.38
  6. Step 6: Final answer
    x = 34,462.28

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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.