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Finding the Fourth Proportional to 197,049.86, 295,616.30 and 63,919.74

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Solution

The fourth proportional to 197,049.86, 295,616.30 and 63,919.74 is: 95,893.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,049.86 : 295,616.30 = 63,919.74 : x
  2. Step 2: Convert to fraction form
    197,049.86/295,616.30 = 63,919.74/x
  3. Step 3: Cross multiply
    197,049.86x = 295,616.30 × 63,919.74
  4. Step 4: Simplify right side
    197,049.86x = 18,895,717,035.76
  5. Step 5: Solve for x
    x = 18,895,717,035.76/197,049.86
  6. Step 6: Final answer
    x = 95,893.08

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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.