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Finding the Fourth Proportional to 196,821.73, 295,279.45 and 63,701.98

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Solution

The fourth proportional to 196,821.73, 295,279.45 and 63,701.98 is: 95,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,821.73 : 295,279.45 = 63,701.98 : x
  2. Step 2: Convert to fraction form
    196,821.73/295,279.45 = 63,701.98/x
  3. Step 3: Cross multiply
    196,821.73x = 295,279.45 × 63,701.98
  4. Step 4: Simplify right side
    196,821.73x = 18,809,884,720.86
  5. Step 5: Solve for x
    x = 18,809,884,720.86/196,821.73
  6. Step 6: Final answer
    x = 95,568.13

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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.