Home / 194,338.20-291,507.29-111,173.88

Finding the Fourth Proportional to 194,338.20, 291,507.29 and 111,173.88

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Solution

The fourth proportional to 194,338.20, 291,507.29 and 111,173.88 is: 166,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,338.20 : 291,507.29 = 111,173.88 : x
  2. Step 2: Convert to fraction form
    194,338.20/291,507.29 = 111,173.88/x
  3. Step 3: Cross multiply
    194,338.20x = 291,507.29 × 111,173.88
  4. Step 4: Simplify right side
    194,338.20x = 32,407,996,477.59
  5. Step 5: Solve for x
    x = 32,407,996,477.59/194,338.20
  6. Step 6: Final answer
    x = 166,760.81

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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.