Home / 37,379.72-51,581.66-21,452.96

Finding the Fourth Proportional to 37,379.72, 51,581.66 and 21,452.96

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Solution

The fourth proportional to 37,379.72, 51,581.66 and 21,452.96 is: 29,603.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,379.72 : 51,581.66 = 21,452.96 : x
  2. Step 2: Convert to fraction form
    37,379.72/51,581.66 = 21,452.96/x
  3. Step 3: Cross multiply
    37,379.72x = 51,581.66 × 21,452.96
  4. Step 4: Simplify right side
    37,379.72x = 1,106,579,288.71
  5. Step 5: Solve for x
    x = 1,106,579,288.71/37,379.72
  6. Step 6: Final answer
    x = 29,603.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.