Home / 193,559.10-290,375.37-67,194.42

Finding the Fourth Proportional to 193,559.10, 290,375.37 and 67,194.42

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Solution

The fourth proportional to 193,559.10, 290,375.37 and 67,194.42 is: 100,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,559.10 : 290,375.37 = 67,194.42 : x
  2. Step 2: Convert to fraction form
    193,559.10/290,375.37 = 67,194.42/x
  3. Step 3: Cross multiply
    193,559.10x = 290,375.37 × 67,194.42
  4. Step 4: Simplify right side
    193,559.10x = 19,511,604,569.44
  5. Step 5: Solve for x
    x = 19,511,604,569.44/193,559.10
  6. Step 6: Final answer
    x = 100,804.38

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1.5x scale

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.