Home / 194,091.28-291,135.30-53,849.92

Finding the Fourth Proportional to 194,091.28, 291,135.30 and 53,849.92

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Solution

The fourth proportional to 194,091.28, 291,135.30 and 53,849.92 is: 80,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,091.28 : 291,135.30 = 53,849.92 : x
  2. Step 2: Convert to fraction form
    194,091.28/291,135.30 = 53,849.92/x
  3. Step 3: Cross multiply
    194,091.28x = 291,135.30 × 53,849.92
  4. Step 4: Simplify right side
    194,091.28x = 15,677,612,614.18
  5. Step 5: Solve for x
    x = 15,677,612,614.18/194,091.28
  6. Step 6: Final answer
    x = 80,774.43

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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.