Home / 41,865.69-57,774.40-22,745.31

Finding the Fourth Proportional to 41,865.69, 57,774.40 and 22,745.31

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Solution

The fourth proportional to 41,865.69, 57,774.40 and 22,745.31 is: 31,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,865.69 : 57,774.40 = 22,745.31 : x
  2. Step 2: Convert to fraction form
    41,865.69/57,774.40 = 22,745.31/x
  3. Step 3: Cross multiply
    41,865.69x = 57,774.40 × 22,745.31
  4. Step 4: Simplify right side
    41,865.69x = 1,314,096,638.06
  5. Step 5: Solve for x
    x = 1,314,096,638.06/41,865.69
  6. Step 6: Final answer
    x = 31,388.39

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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.