Home / 196,520.49-294,843.03-70,157.97

Finding the Fourth Proportional to 196,520.49, 294,843.03 and 70,157.97

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Solution

The fourth proportional to 196,520.49, 294,843.03 and 70,157.97 is: 105,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,520.49 : 294,843.03 = 70,157.97 : x
  2. Step 2: Convert to fraction form
    196,520.49/294,843.03 = 70,157.97/x
  3. Step 3: Cross multiply
    196,520.49x = 294,843.03 × 70,157.97
  4. Step 4: Simplify right side
    196,520.49x = 20,685,588,453.45
  5. Step 5: Solve for x
    x = 20,685,588,453.45/196,520.49
  6. Step 6: Final answer
    x = 105,259.19

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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.