Home / 69,029.96-103,522.40-22,271.90

Finding the Fourth Proportional to 69,029.96, 103,522.40 and 22,271.90

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Solution

The fourth proportional to 69,029.96, 103,522.40 and 22,271.90 is: 33,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,029.96 : 103,522.40 = 22,271.90 : x
  2. Step 2: Convert to fraction form
    69,029.96/103,522.40 = 22,271.90/x
  3. Step 3: Cross multiply
    69,029.96x = 103,522.40 × 22,271.90
  4. Step 4: Simplify right side
    69,029.96x = 2,305,640,540.56
  5. Step 5: Solve for x
    x = 2,305,640,540.56/69,029.96
  6. Step 6: Final answer
    x = 33,400.58

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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.