Home / 166,392.86-229,811.57-111,850.33

Finding the Fourth Proportional to 166,392.86, 229,811.57 and 111,850.33

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Solution

The fourth proportional to 166,392.86, 229,811.57 and 111,850.33 is: 154,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,392.86 : 229,811.57 = 111,850.33 : x
  2. Step 2: Convert to fraction form
    166,392.86/229,811.57 = 111,850.33/x
  3. Step 3: Cross multiply
    166,392.86x = 229,811.57 × 111,850.33
  4. Step 4: Simplify right side
    166,392.86x = 25,704,499,942.32
  5. Step 5: Solve for x
    x = 25,704,499,942.32/166,392.86
  6. Step 6: Final answer
    x = 154,480.79

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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.