Home / 51,197.20-76,743.14-19,599.82

Finding the Fourth Proportional to 51,197.20, 76,743.14 and 19,599.82

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Solution

The fourth proportional to 51,197.20, 76,743.14 and 19,599.82 is: 29,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.20 : 76,743.14 = 19,599.82 : x
  2. Step 2: Convert to fraction form
    51,197.20/76,743.14 = 19,599.82/x
  3. Step 3: Cross multiply
    51,197.20x = 76,743.14 × 19,599.82
  4. Step 4: Simplify right side
    51,197.20x = 1,504,151,730.23
  5. Step 5: Solve for x
    x = 1,504,151,730.23/51,197.20
  6. Step 6: Final answer
    x = 29,379.57

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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.