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Finding the Fourth Proportional to 151,401.88, 227,147.20 and 44,788.64

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Solution

The fourth proportional to 151,401.88, 227,147.20 and 44,788.64 is: 67,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,401.88 : 227,147.20 = 44,788.64 : x
  2. Step 2: Convert to fraction form
    151,401.88/227,147.20 = 44,788.64/x
  3. Step 3: Cross multiply
    151,401.88x = 227,147.20 × 44,788.64
  4. Step 4: Simplify right side
    151,401.88x = 10,173,614,167.81
  5. Step 5: Solve for x
    x = 10,173,614,167.81/151,401.88
  6. Step 6: Final answer
    x = 67,196.09

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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.