Home / 194,480.25-291,769.61-54,238.88

Finding the Fourth Proportional to 194,480.25, 291,769.61 and 54,238.88

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Solution

The fourth proportional to 194,480.25, 291,769.61 and 54,238.88 is: 81,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,480.25 : 291,769.61 = 54,238.88 : x
  2. Step 2: Convert to fraction form
    194,480.25/291,769.61 = 54,238.88/x
  3. Step 3: Cross multiply
    194,480.25x = 291,769.61 × 54,238.88
  4. Step 4: Simplify right side
    194,480.25x = 15,825,255,134.39
  5. Step 5: Solve for x
    x = 15,825,255,134.39/194,480.25
  6. Step 6: Final answer
    x = 81,372.04

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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.