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Finding the Fourth Proportional to 69,491.07, 95,897.75 and 37,659.96

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Solution

The fourth proportional to 69,491.07, 95,897.75 and 37,659.96 is: 51,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,491.07 : 95,897.75 = 37,659.96 : x
  2. Step 2: Convert to fraction form
    69,491.07/95,897.75 = 37,659.96/x
  3. Step 3: Cross multiply
    69,491.07x = 95,897.75 × 37,659.96
  4. Step 4: Simplify right side
    69,491.07x = 3,611,505,240.79
  5. Step 5: Solve for x
    x = 3,611,505,240.79/69,491.07
  6. Step 6: Final answer
    x = 51,970.78

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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.