Home / 204,035.56-306,076.12-54,281.64

Finding the Fourth Proportional to 204,035.56, 306,076.12 and 54,281.64

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Solution

The fourth proportional to 204,035.56, 306,076.12 and 54,281.64 is: 81,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,035.56 : 306,076.12 = 54,281.64 : x
  2. Step 2: Convert to fraction form
    204,035.56/306,076.12 = 54,281.64/x
  3. Step 3: Cross multiply
    204,035.56x = 306,076.12 × 54,281.64
  4. Step 4: Simplify right side
    204,035.56x = 16,614,314,770.52
  5. Step 5: Solve for x
    x = 16,614,314,770.52/204,035.56
  6. Step 6: Final answer
    x = 81,428.53

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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.