Home / 54,974.67-82,396.40-30,021

Finding the Fourth Proportional to 54,974.67, 82,396.40 and 30,021

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Solution

The fourth proportional to 54,974.67, 82,396.40 and 30,021 is: 44,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.67 : 82,396.40 = 30,021 : x
  2. Step 2: Convert to fraction form
    54,974.67/82,396.40 = 30,021/x
  3. Step 3: Cross multiply
    54,974.67x = 82,396.40 × 30,021
  4. Step 4: Simplify right side
    54,974.67x = 2,473,622,174.30
  5. Step 5: Solve for x
    x = 2,473,622,174.30/54,974.67
  6. Step 6: Final answer
    x = 44,995.67

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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.