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Finding the Fourth Proportional to 69,519.33, 95,936.00 and 37,687.68

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Solution

The fourth proportional to 69,519.33, 95,936.00 and 37,687.68 is: 52,008.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,519.33 : 95,936.00 = 37,687.68 : x
  2. Step 2: Convert to fraction form
    69,519.33/95,936.00 = 37,687.68/x
  3. Step 3: Cross multiply
    69,519.33x = 95,936.00 × 37,687.68
  4. Step 4: Simplify right side
    69,519.33x = 3,615,605,080.04
  5. Step 5: Solve for x
    x = 3,615,605,080.04/69,519.33
  6. Step 6: Final answer
    x = 52,008.63

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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.