Home / 194,227.85-291,342.45-53,986.34

Finding the Fourth Proportional to 194,227.85, 291,342.45 and 53,986.34

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Solution

The fourth proportional to 194,227.85, 291,342.45 and 53,986.34 is: 80,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,227.85 : 291,342.45 = 53,986.34 : x
  2. Step 2: Convert to fraction form
    194,227.85/291,342.45 = 53,986.34/x
  3. Step 3: Cross multiply
    194,227.85x = 291,342.45 × 53,986.34
  4. Step 4: Simplify right side
    194,227.85x = 15,728,512,562.13
  5. Step 5: Solve for x
    x = 15,728,512,562.13/194,227.85
  6. Step 6: Final answer
    x = 80,979.70

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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.