Home / 196,110.74-294,164.79-129,847.41

Finding the Fourth Proportional to 196,110.74, 294,164.79 and 129,847.41

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Solution

The fourth proportional to 196,110.74, 294,164.79 and 129,847.41 is: 194,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,110.74 : 294,164.79 = 129,847.41 : x
  2. Step 2: Convert to fraction form
    196,110.74/294,164.79 = 129,847.41/x
  3. Step 3: Cross multiply
    196,110.74x = 294,164.79 × 129,847.41
  4. Step 4: Simplify right side
    196,110.74x = 38,196,534,623.87
  5. Step 5: Solve for x
    x = 38,196,534,623.87/196,110.74
  6. Step 6: Final answer
    x = 194,770.23

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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.