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Finding the Fourth Proportional to 196,674.98, 294,931.15 and 61,694.03

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Solution

The fourth proportional to 196,674.98, 294,931.15 and 61,694.03 is: 92,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,674.98 : 294,931.15 = 61,694.03 : x
  2. Step 2: Convert to fraction form
    196,674.98/294,931.15 = 61,694.03/x
  3. Step 3: Cross multiply
    196,674.98x = 294,931.15 × 61,694.03
  4. Step 4: Simplify right side
    196,674.98x = 18,195,491,216.03
  5. Step 5: Solve for x
    x = 18,195,491,216.03/196,674.98
  6. Step 6: Final answer
    x = 92,515.54

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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.