Home / 196,511.41-294,829.43-70,148.88

Finding the Fourth Proportional to 196,511.41, 294,829.43 and 70,148.88

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Solution

The fourth proportional to 196,511.41, 294,829.43 and 70,148.88 is: 105,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,511.41 : 294,829.43 = 70,148.88 : x
  2. Step 2: Convert to fraction form
    196,511.41/294,829.43 = 70,148.88/x
  3. Step 3: Cross multiply
    196,511.41x = 294,829.43 × 70,148.88
  4. Step 4: Simplify right side
    196,511.41x = 20,681,954,480.91
  5. Step 5: Solve for x
    x = 20,681,954,480.91/196,511.41
  6. Step 6: Final answer
    x = 105,245.57

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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.