Home / 203,904.27-306,043.20-109,241.33

Finding the Fourth Proportional to 203,904.27, 306,043.20 and 109,241.33

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Solution

The fourth proportional to 203,904.27, 306,043.20 and 109,241.33 is: 163,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,904.27 : 306,043.20 = 109,241.33 : x
  2. Step 2: Convert to fraction form
    203,904.27/306,043.20 = 109,241.33/x
  3. Step 3: Cross multiply
    203,904.27x = 306,043.20 × 109,241.33
  4. Step 4: Simplify right side
    203,904.27x = 33,432,564,675.24
  5. Step 5: Solve for x
    x = 33,432,564,675.24/203,904.27
  6. Step 6: Final answer
    x = 163,962.06

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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.