Home / 194,475.94-291,763.11-54,234.56

Finding the Fourth Proportional to 194,475.94, 291,763.11 and 54,234.56

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Solution

The fourth proportional to 194,475.94, 291,763.11 and 54,234.56 is: 81,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,475.94 : 291,763.11 = 54,234.56 : x
  2. Step 2: Convert to fraction form
    194,475.94/291,763.11 = 54,234.56/x
  3. Step 3: Cross multiply
    194,475.94x = 291,763.11 × 54,234.56
  4. Step 4: Simplify right side
    194,475.94x = 15,823,644,827.87
  5. Step 5: Solve for x
    x = 15,823,644,827.87/194,475.94
  6. Step 6: Final answer
    x = 81,365.57

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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.