Home / 193,915.26-290,879.25-53,662.14

Finding the Fourth Proportional to 193,915.26, 290,879.25 and 53,662.14

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Solution

The fourth proportional to 193,915.26, 290,879.25 and 53,662.14 is: 80,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,915.26 : 290,879.25 = 53,662.14 : x
  2. Step 2: Convert to fraction form
    193,915.26/290,879.25 = 53,662.14/x
  3. Step 3: Cross multiply
    193,915.26x = 290,879.25 × 53,662.14
  4. Step 4: Simplify right side
    193,915.26x = 15,609,203,036.60
  5. Step 5: Solve for x
    x = 15,609,203,036.60/193,915.26
  6. Step 6: Final answer
    x = 80,494.97

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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.