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Finding the Fourth Proportional to 69,296.51, 95,644.02 and 43,786.68

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Solution

The fourth proportional to 69,296.51, 95,644.02 and 43,786.68 is: 60,434.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,296.51 : 95,644.02 = 43,786.68 : x
  2. Step 2: Convert to fraction form
    69,296.51/95,644.02 = 43,786.68/x
  3. Step 3: Cross multiply
    69,296.51x = 95,644.02 × 43,786.68
  4. Step 4: Simplify right side
    69,296.51x = 4,187,934,097.65
  5. Step 5: Solve for x
    x = 4,187,934,097.65/69,296.51
  6. Step 6: Final answer
    x = 60,434.99

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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.