Home / 194,336.07-291,504.11-111,171.75

Finding the Fourth Proportional to 194,336.07, 291,504.11 and 111,171.75

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Solution

The fourth proportional to 194,336.07, 291,504.11 and 111,171.75 is: 166,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,336.07 : 291,504.11 = 111,171.75 : x
  2. Step 2: Convert to fraction form
    194,336.07/291,504.11 = 111,171.75/x
  3. Step 3: Cross multiply
    194,336.07x = 291,504.11 × 111,171.75
  4. Step 4: Simplify right side
    194,336.07x = 32,407,021,485.03
  5. Step 5: Solve for x
    x = 32,407,021,485.03/194,336.07
  6. Step 6: Final answer
    x = 166,757.63

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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.