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Finding the Fourth Proportional to 196,673.61, 294,929.08 and 61,692.65

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Solution

The fourth proportional to 196,673.61, 294,929.08 and 61,692.65 is: 92,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,673.61 : 294,929.08 = 61,692.65 : x
  2. Step 2: Convert to fraction form
    196,673.61/294,929.08 = 61,692.65/x
  3. Step 3: Cross multiply
    196,673.61x = 294,929.08 × 61,692.65
  4. Step 4: Simplify right side
    196,673.61x = 18,194,957,990.37
  5. Step 5: Solve for x
    x = 18,194,957,990.37/196,673.61
  6. Step 6: Final answer
    x = 92,513.47

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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.