Home / 41,128.90-61,606.95-22,639.30

Finding the Fourth Proportional to 41,128.90, 61,606.95 and 22,639.30

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Solution

The fourth proportional to 41,128.90, 61,606.95 and 22,639.30 is: 33,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.90 : 61,606.95 = 22,639.30 : x
  2. Step 2: Convert to fraction form
    41,128.90/61,606.95 = 22,639.30/x
  3. Step 3: Cross multiply
    41,128.90x = 61,606.95 × 22,639.30
  4. Step 4: Simplify right side
    41,128.90x = 1,394,738,223.14
  5. Step 5: Solve for x
    x = 1,394,738,223.14/41,128.90
  6. Step 6: Final answer
    x = 33,911.39

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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.