Home / 196,511.69-294,829.84-70,149.22

Finding the Fourth Proportional to 196,511.69, 294,829.84 and 70,149.22

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Solution

The fourth proportional to 196,511.69, 294,829.84 and 70,149.22 is: 105,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,511.69 : 294,829.84 = 70,149.22 : x
  2. Step 2: Convert to fraction form
    196,511.69/294,829.84 = 70,149.22/x
  3. Step 3: Cross multiply
    196,511.69x = 294,829.84 × 70,149.22
  4. Step 4: Simplify right side
    196,511.69x = 20,682,083,923.17
  5. Step 5: Solve for x
    x = 20,682,083,923.17/196,511.69
  6. Step 6: Final answer
    x = 105,246.08

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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.