Home / 204,530.55-306,693.15-119,169.04

Finding the Fourth Proportional to 204,530.55, 306,693.15 and 119,169.04

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Solution

The fourth proportional to 204,530.55, 306,693.15 and 119,169.04 is: 178,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,530.55 : 306,693.15 = 119,169.04 : x
  2. Step 2: Convert to fraction form
    204,530.55/306,693.15 = 119,169.04/x
  3. Step 3: Cross multiply
    204,530.55x = 306,693.15 × 119,169.04
  4. Step 4: Simplify right side
    204,530.55x = 36,548,328,260.08
  5. Step 5: Solve for x
    x = 36,548,328,260.08/204,530.55
  6. Step 6: Final answer
    x = 178,693.74

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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.