Home / 51,509.43-77,247.41-16,440.75

Finding the Fourth Proportional to 51,509.43, 77,247.41 and 16,440.75

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Solution

The fourth proportional to 51,509.43, 77,247.41 and 16,440.75 is: 24,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.43 : 77,247.41 = 16,440.75 : x
  2. Step 2: Convert to fraction form
    51,509.43/77,247.41 = 16,440.75/x
  3. Step 3: Cross multiply
    51,509.43x = 77,247.41 × 16,440.75
  4. Step 4: Simplify right side
    51,509.43x = 1,270,005,273.75
  5. Step 5: Solve for x
    x = 1,270,005,273.75/51,509.43
  6. Step 6: Final answer
    x = 24,655.78

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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.