Home / 34,702.62-51,993.45-20,821.02

Finding the Fourth Proportional to 34,702.62, 51,993.45 and 20,821.02

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Solution

The fourth proportional to 34,702.62, 51,993.45 and 20,821.02 is: 31,195.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,702.62 : 51,993.45 = 20,821.02 : x
  2. Step 2: Convert to fraction form
    34,702.62/51,993.45 = 20,821.02/x
  3. Step 3: Cross multiply
    34,702.62x = 51,993.45 × 20,821.02
  4. Step 4: Simplify right side
    34,702.62x = 1,082,556,662.32
  5. Step 5: Solve for x
    x = 1,082,556,662.32/34,702.62
  6. Step 6: Final answer
    x = 31,195.24

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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.