Home / 51,296.97-76,974.68-40,974.33

Finding the Fourth Proportional to 51,296.97, 76,974.68 and 40,974.33

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Solution

The fourth proportional to 51,296.97, 76,974.68 and 40,974.33 is: 61,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296.97 : 76,974.68 = 40,974.33 : x
  2. Step 2: Convert to fraction form
    51,296.97/76,974.68 = 40,974.33/x
  3. Step 3: Cross multiply
    51,296.97x = 76,974.68 × 40,974.33
  4. Step 4: Simplify right side
    51,296.97x = 3,153,985,939.96
  5. Step 5: Solve for x
    x = 3,153,985,939.96/51,296.97
  6. Step 6: Final answer
    x = 61,484.84

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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.