Home / 194,187.88-291,281.70-111,023.56

Finding the Fourth Proportional to 194,187.88, 291,281.70 and 111,023.56

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Solution

The fourth proportional to 194,187.88, 291,281.70 and 111,023.56 is: 166,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187.88 : 291,281.70 = 111,023.56 : x
  2. Step 2: Convert to fraction form
    194,187.88/291,281.70 = 111,023.56/x
  3. Step 3: Cross multiply
    194,187.88x = 291,281.70 × 111,023.56
  4. Step 4: Simplify right side
    194,187.88x = 32,339,131,296.85
  5. Step 5: Solve for x
    x = 32,339,131,296.85/194,187.88
  6. Step 6: Final answer
    x = 166,535.27

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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.