Home / 111,942.98-154,481.06-60,954.92

Finding the Fourth Proportional to 111,942.98, 154,481.06 and 60,954.92

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Solution

The fourth proportional to 111,942.98, 154,481.06 and 60,954.92 is: 84,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,942.98 : 154,481.06 = 60,954.92 : x
  2. Step 2: Convert to fraction form
    111,942.98/154,481.06 = 60,954.92/x
  3. Step 3: Cross multiply
    111,942.98x = 154,481.06 × 60,954.92
  4. Step 4: Simplify right side
    111,942.98x = 9,416,380,033.80
  5. Step 5: Solve for x
    x = 9,416,380,033.80/111,942.98
  6. Step 6: Final answer
    x = 84,117.65

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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.