Home / 197,841.35-273,021.31-107,197.29

Finding the Fourth Proportional to 197,841.35, 273,021.31 and 107,197.29

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Solution

The fourth proportional to 197,841.35, 273,021.31 and 107,197.29 is: 147,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,841.35 : 273,021.31 = 107,197.29 : x
  2. Step 2: Convert to fraction form
    197,841.35/273,021.31 = 107,197.29/x
  3. Step 3: Cross multiply
    197,841.35x = 273,021.31 × 107,197.29
  4. Step 4: Simplify right side
    197,841.35x = 29,267,144,544.25
  5. Step 5: Solve for x
    x = 29,267,144,544.25/197,841.35
  6. Step 6: Final answer
    x = 147,932.39

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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.