Home / 114,739.89-172,050.43-51,505.56

Finding the Fourth Proportional to 114,739.89, 172,050.43 and 51,505.56

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Solution

The fourth proportional to 114,739.89, 172,050.43 and 51,505.56 is: 77,231.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,739.89 : 172,050.43 = 51,505.56 : x
  2. Step 2: Convert to fraction form
    114,739.89/172,050.43 = 51,505.56/x
  3. Step 3: Cross multiply
    114,739.89x = 172,050.43 × 51,505.56
  4. Step 4: Simplify right side
    114,739.89x = 8,861,553,745.39
  5. Step 5: Solve for x
    x = 8,861,553,745.39/114,739.89
  6. Step 6: Final answer
    x = 77,231.67

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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.