Home / 196,511.78-294,830.00-70,149.25

Finding the Fourth Proportional to 196,511.78, 294,830.00 and 70,149.25

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Solution

The fourth proportional to 196,511.78, 294,830.00 and 70,149.25 is: 105,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,511.78 : 294,830.00 = 70,149.25 : x
  2. Step 2: Convert to fraction form
    196,511.78/294,830.00 = 70,149.25/x
  3. Step 3: Cross multiply
    196,511.78x = 294,830.00 × 70,149.25
  4. Step 4: Simplify right side
    196,511.78x = 20,682,103,658.35
  5. Step 5: Solve for x
    x = 20,682,103,658.35/196,511.78
  6. Step 6: Final answer
    x = 105,246.13

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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.