Home / 197,955.26-273,284.25-154,843.15

Finding the Fourth Proportional to 197,955.26, 273,284.25 and 154,843.15

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Solution

The fourth proportional to 197,955.26, 273,284.25 and 154,843.15 is: 213,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,955.26 : 273,284.25 = 154,843.15 : x
  2. Step 2: Convert to fraction form
    197,955.26/273,284.25 = 154,843.15/x
  3. Step 3: Cross multiply
    197,955.26x = 273,284.25 × 154,843.15
  4. Step 4: Simplify right side
    197,955.26x = 42,316,192,748.97
  5. Step 5: Solve for x
    x = 42,316,192,748.97/197,955.26
  6. Step 6: Final answer
    x = 213,766.45

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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.