Home / 33,176.25-49,647.49-20,702.14

Finding the Fourth Proportional to 33,176.25, 49,647.49 and 20,702.14

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Solution

The fourth proportional to 33,176.25, 49,647.49 and 20,702.14 is: 30,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,176.25 : 49,647.49 = 20,702.14 : x
  2. Step 2: Convert to fraction form
    33,176.25/49,647.49 = 20,702.14/x
  3. Step 3: Cross multiply
    33,176.25x = 49,647.49 × 20,702.14
  4. Step 4: Simplify right side
    33,176.25x = 1,027,809,112.75
  5. Step 5: Solve for x
    x = 1,027,809,112.75/33,176.25
  6. Step 6: Final answer
    x = 30,980.27

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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.