Home / 51,092.10-76,560.08-21,493.71

Finding the Fourth Proportional to 51,092.10, 76,560.08 and 21,493.71

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Solution

The fourth proportional to 51,092.10, 76,560.08 and 21,493.71 is: 32,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,092.10 : 76,560.08 = 21,493.71 : x
  2. Step 2: Convert to fraction form
    51,092.10/76,560.08 = 21,493.71/x
  3. Step 3: Cross multiply
    51,092.10x = 76,560.08 × 21,493.71
  4. Step 4: Simplify right side
    51,092.10x = 1,645,560,049.63
  5. Step 5: Solve for x
    x = 1,645,560,049.63/51,092.10
  6. Step 6: Final answer
    x = 32,207.72

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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.