Home / 51,777.14-77,743.46-29,615.54

Finding the Fourth Proportional to 51,777.14, 77,743.46 and 29,615.54

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Solution

The fourth proportional to 51,777.14, 77,743.46 and 29,615.54 is: 44,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,777.14 : 77,743.46 = 29,615.54 : x
  2. Step 2: Convert to fraction form
    51,777.14/77,743.46 = 29,615.54/x
  3. Step 3: Cross multiply
    51,777.14x = 77,743.46 × 29,615.54
  4. Step 4: Simplify right side
    51,777.14x = 2,302,414,234.69
  5. Step 5: Solve for x
    x = 2,302,414,234.69/51,777.14
  6. Step 6: Final answer
    x = 44,467.78

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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.