Home / 194,186.88-291,280.20-111,022.56

Finding the Fourth Proportional to 194,186.88, 291,280.20 and 111,022.56

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Solution

The fourth proportional to 194,186.88, 291,280.20 and 111,022.56 is: 166,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,186.88 : 291,280.20 = 111,022.56 : x
  2. Step 2: Convert to fraction form
    194,186.88/291,280.20 = 111,022.56/x
  3. Step 3: Cross multiply
    194,186.88x = 291,280.20 × 111,022.56
  4. Step 4: Simplify right side
    194,186.88x = 32,338,673,481.31
  5. Step 5: Solve for x
    x = 32,338,673,481.31/194,186.88
  6. Step 6: Final answer
    x = 166,533.77

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1.5x scale

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.