Home / 196,106.74-294,158.79-129,843.41

Finding the Fourth Proportional to 196,106.74, 294,158.79 and 129,843.41

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Solution

The fourth proportional to 196,106.74, 294,158.79 and 129,843.41 is: 194,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,106.74 : 294,158.79 = 129,843.41 : x
  2. Step 2: Convert to fraction form
    196,106.74/294,158.79 = 129,843.41/x
  3. Step 3: Cross multiply
    196,106.74x = 294,158.79 × 129,843.41
  4. Step 4: Simplify right side
    196,106.74x = 38,194,578,904.28
  5. Step 5: Solve for x
    x = 38,194,578,904.28/196,106.74
  6. Step 6: Final answer
    x = 194,764.24

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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.