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Finding the Fourth Proportional to 196,842.76, 295,310.91 and 63,722.95

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Solution

The fourth proportional to 196,842.76, 295,310.91 and 63,722.95 is: 95,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,842.76 : 295,310.91 = 63,722.95 : x
  2. Step 2: Convert to fraction form
    196,842.76/295,310.91 = 63,722.95/x
  3. Step 3: Cross multiply
    196,842.76x = 295,310.91 × 63,722.95
  4. Step 4: Simplify right side
    196,842.76x = 18,818,083,514.19
  5. Step 5: Solve for x
    x = 18,818,083,514.19/196,842.76
  6. Step 6: Final answer
    x = 95,599.57

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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.