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Finding the Fourth Proportional to 77,954.80, 116,944.41 and 25,351.96

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Solution

The fourth proportional to 77,954.80, 116,944.41 and 25,351.96 is: 38,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,954.80 : 116,944.41 = 25,351.96 : x
  2. Step 2: Convert to fraction form
    77,954.80/116,944.41 = 25,351.96/x
  3. Step 3: Cross multiply
    77,954.80x = 116,944.41 × 25,351.96
  4. Step 4: Simplify right side
    77,954.80x = 2,964,770,004.54
  5. Step 5: Solve for x
    x = 2,964,770,004.54/77,954.80
  6. Step 6: Final answer
    x = 38,031.91

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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.