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Finding the Fourth Proportional to 62,744.88, 86,584.91 and 34,063.93

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Solution

The fourth proportional to 62,744.88, 86,584.91 and 34,063.93 is: 47,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,744.88 : 86,584.91 = 34,063.93 : x
  2. Step 2: Convert to fraction form
    62,744.88/86,584.91 = 34,063.93/x
  3. Step 3: Cross multiply
    62,744.88x = 86,584.91 × 34,063.93
  4. Step 4: Simplify right side
    62,744.88x = 2,949,422,313.30
  5. Step 5: Solve for x
    x = 2,949,422,313.30/62,744.88
  6. Step 6: Final answer
    x = 47,006.58

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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.