Home / 194,799.42-291,977.67-82,409.49

Finding the Fourth Proportional to 194,799.42, 291,977.67 and 82,409.49

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Solution

The fourth proportional to 194,799.42, 291,977.67 and 82,409.49 is: 123,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,799.42 : 291,977.67 = 82,409.49 : x
  2. Step 2: Convert to fraction form
    194,799.42/291,977.67 = 82,409.49/x
  3. Step 3: Cross multiply
    194,799.42x = 291,977.67 × 82,409.49
  4. Step 4: Simplify right side
    194,799.42x = 24,061,730,876.09
  5. Step 5: Solve for x
    x = 24,061,730,876.09/194,799.42
  6. Step 6: Final answer
    x = 123,520.55

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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.