Home / 197,842.92-273,147.84-137,394.24

Finding the Fourth Proportional to 197,842.92, 273,147.84 and 137,394.24

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Solution

The fourth proportional to 197,842.92, 273,147.84 and 137,394.24 is: 189,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,842.92 : 273,147.84 = 137,394.24 : x
  2. Step 2: Convert to fraction form
    197,842.92/273,147.84 = 137,394.24/x
  3. Step 3: Cross multiply
    197,842.92x = 273,147.84 × 137,394.24
  4. Step 4: Simplify right side
    197,842.92x = 37,528,939,884.44
  5. Step 5: Solve for x
    x = 37,528,939,884.44/197,842.92
  6. Step 6: Final answer
    x = 189,690.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.