Home / 193,504.26-290,234.46-67,121.16

Finding the Fourth Proportional to 193,504.26, 290,234.46 and 67,121.16

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Solution

The fourth proportional to 193,504.26, 290,234.46 and 67,121.16 is: 100,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,504.26 : 290,234.46 = 67,121.16 : x
  2. Step 2: Convert to fraction form
    193,504.26/290,234.46 = 67,121.16/x
  3. Step 3: Cross multiply
    193,504.26x = 290,234.46 × 67,121.16
  4. Step 4: Simplify right side
    193,504.26x = 19,480,873,627.17
  5. Step 5: Solve for x
    x = 19,480,873,627.17/193,504.26
  6. Step 6: Final answer
    x = 100,674.13

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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.