Home / 151,423.27-207,450.62-145,747.96

Finding the Fourth Proportional to 151,423.27, 207,450.62 and 145,747.96

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Solution

The fourth proportional to 151,423.27, 207,450.62 and 145,747.96 is: 199,675.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,423.27 : 207,450.62 = 145,747.96 : x
  2. Step 2: Convert to fraction form
    151,423.27/207,450.62 = 145,747.96/x
  3. Step 3: Cross multiply
    151,423.27x = 207,450.62 × 145,747.96
  4. Step 4: Simplify right side
    151,423.27x = 30,235,504,665.74
  5. Step 5: Solve for x
    x = 30,235,504,665.74/151,423.27
  6. Step 6: Final answer
    x = 199,675.42

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.