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Finding the Fourth Proportional to 196,768.80, 295,121.52 and 56,495.52

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Solution

The fourth proportional to 196,768.80, 295,121.52 and 56,495.52 is: 84,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,768.80 : 295,121.52 = 56,495.52 : x
  2. Step 2: Convert to fraction form
    196,768.80/295,121.52 = 56,495.52/x
  3. Step 3: Cross multiply
    196,768.80x = 295,121.52 × 56,495.52
  4. Step 4: Simplify right side
    196,768.80x = 16,673,043,735.59
  5. Step 5: Solve for x
    x = 16,673,043,735.59/196,768.80
  6. Step 6: Final answer
    x = 84,734.18

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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.