Home / 196,103.40-294,116.36-53,911.98

Finding the Fourth Proportional to 196,103.40, 294,116.36 and 53,911.98

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Solution

The fourth proportional to 196,103.40, 294,116.36 and 53,911.98 is: 80,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,103.40 : 294,116.36 = 53,911.98 : x
  2. Step 2: Convert to fraction form
    196,103.40/294,116.36 = 53,911.98/x
  3. Step 3: Cross multiply
    196,103.40x = 294,116.36 × 53,911.98
  4. Step 4: Simplify right side
    196,103.40x = 15,856,395,048.43
  5. Step 5: Solve for x
    x = 15,856,395,048.43/196,103.40
  6. Step 6: Final answer
    x = 80,857.32

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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.