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Finding the Fourth Proportional to 71,795.57, 107,693.75 and 25,048.44

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Solution

The fourth proportional to 71,795.57, 107,693.75 and 25,048.44 is: 37,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,795.57 : 107,693.75 = 25,048.44 : x
  2. Step 2: Convert to fraction form
    71,795.57/107,693.75 = 25,048.44/x
  3. Step 3: Cross multiply
    71,795.57x = 107,693.75 × 25,048.44
  4. Step 4: Simplify right side
    71,795.57x = 2,697,560,497.87
  5. Step 5: Solve for x
    x = 2,697,560,497.87/71,795.57
  6. Step 6: Final answer
    x = 37,572.80

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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.