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Finding the Fourth Proportional to 69,322, 95,664.37 and 37,490.89

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Solution

The fourth proportional to 69,322, 95,664.37 and 37,490.89 is: 51,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,322 : 95,664.37 = 37,490.89 : x
  2. Step 2: Convert to fraction form
    69,322/95,664.37 = 37,490.89/x
  3. Step 3: Cross multiply
    69,322x = 95,664.37 × 37,490.89
  4. Step 4: Simplify right side
    69,322x = 3,586,542,372.59
  5. Step 5: Solve for x
    x = 3,586,542,372.59/69,322
  6. Step 6: Final answer
    x = 51,737.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.