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Finding the Fourth Proportional to 196,661.04, 294,992.60 and 48,917.04

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Solution

The fourth proportional to 196,661.04, 294,992.60 and 48,917.04 is: 73,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,661.04 : 294,992.60 = 48,917.04 : x
  2. Step 2: Convert to fraction form
    196,661.04/294,992.60 = 48,917.04/x
  3. Step 3: Cross multiply
    196,661.04x = 294,992.60 × 48,917.04
  4. Step 4: Simplify right side
    196,661.04x = 14,430,164,813.90
  5. Step 5: Solve for x
    x = 14,430,164,813.90/196,661.04
  6. Step 6: Final answer
    x = 73,375.82

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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.