Home / 301,256.20-451,754.70-151,438.60

Finding the Fourth Proportional to 301,256.20, 451,754.70 and 151,438.60

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Solution

The fourth proportional to 301,256.20, 451,754.70 and 151,438.60 is: 227,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,256.20 : 451,754.70 = 151,438.60 : x
  2. Step 2: Convert to fraction form
    301,256.20/451,754.70 = 151,438.60/x
  3. Step 3: Cross multiply
    301,256.20x = 451,754.70 × 151,438.60
  4. Step 4: Simplify right side
    301,256.20x = 68,413,099,311.42
  5. Step 5: Solve for x
    x = 68,413,099,311.42/301,256.20
  6. Step 6: Final answer
    x = 227,092.75

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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.