Home / 196,453.28-294,975.20-117,918.88

Finding the Fourth Proportional to 196,453.28, 294,975.20 and 117,918.88

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Solution

The fourth proportional to 196,453.28, 294,975.20 and 117,918.88 is: 177,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,453.28 : 294,975.20 = 117,918.88 : x
  2. Step 2: Convert to fraction form
    196,453.28/294,975.20 = 117,918.88/x
  3. Step 3: Cross multiply
    196,453.28x = 294,975.20 × 117,918.88
  4. Step 4: Simplify right side
    196,453.28x = 34,783,145,211.78
  5. Step 5: Solve for x
    x = 34,783,145,211.78/196,453.28
  6. Step 6: Final answer
    x = 177,055.56

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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.