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Finding the Fourth Proportional to 76,523.67, 114,797.39 and 39,063.47

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Solution

The fourth proportional to 76,523.67, 114,797.39 and 39,063.47 is: 58,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,523.67 : 114,797.39 = 39,063.47 : x
  2. Step 2: Convert to fraction form
    76,523.67/114,797.39 = 39,063.47/x
  3. Step 3: Cross multiply
    76,523.67x = 114,797.39 × 39,063.47
  4. Step 4: Simplify right side
    76,523.67x = 4,484,383,631.04
  5. Step 5: Solve for x
    x = 4,484,383,631.04/76,523.67
  6. Step 6: Final answer
    x = 58,601.26

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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.