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Finding the Fourth Proportional to 175,625.70, 263,449.87 and 61,759.54

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Solution

The fourth proportional to 175,625.70, 263,449.87 and 61,759.54 is: 92,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,625.70 : 263,449.87 = 61,759.54 : x
  2. Step 2: Convert to fraction form
    175,625.70/263,449.87 = 61,759.54/x
  3. Step 3: Cross multiply
    175,625.70x = 263,449.87 × 61,759.54
  4. Step 4: Simplify right side
    175,625.70x = 16,270,542,784.26
  5. Step 5: Solve for x
    x = 16,270,542,784.26/175,625.70
  6. Step 6: Final answer
    x = 92,643.29

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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.