Home / 194,820.59-268,849.85-108,781.04

Finding the Fourth Proportional to 194,820.59, 268,849.85 and 108,781.04

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Solution

The fourth proportional to 194,820.59, 268,849.85 and 108,781.04 is: 150,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,820.59 : 268,849.85 = 108,781.04 : x
  2. Step 2: Convert to fraction form
    194,820.59/268,849.85 = 108,781.04/x
  3. Step 3: Cross multiply
    194,820.59x = 268,849.85 × 108,781.04
  4. Step 4: Simplify right side
    194,820.59x = 29,245,766,415.06
  5. Step 5: Solve for x
    x = 29,245,766,415.06/194,820.59
  6. Step 6: Final answer
    x = 150,116.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.