Home / 51,171.57-76,760.09-16,113.96

Finding the Fourth Proportional to 51,171.57, 76,760.09 and 16,113.96

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Solution

The fourth proportional to 51,171.57, 76,760.09 and 16,113.96 is: 24,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,171.57 : 76,760.09 = 16,113.96 : x
  2. Step 2: Convert to fraction form
    51,171.57/76,760.09 = 16,113.96/x
  3. Step 3: Cross multiply
    51,171.57x = 76,760.09 × 16,113.96
  4. Step 4: Simplify right side
    51,171.57x = 1,236,908,939.29
  5. Step 5: Solve for x
    x = 1,236,908,939.29/51,171.57
  6. Step 6: Final answer
    x = 24,171.80

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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.