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Finding the Fourth Proportional to 196,872.90, 295,299.03 and 56,626.02

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Solution

The fourth proportional to 196,872.90, 295,299.03 and 56,626.02 is: 84,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,872.90 : 295,299.03 = 56,626.02 : x
  2. Step 2: Convert to fraction form
    196,872.90/295,299.03 = 56,626.02/x
  3. Step 3: Cross multiply
    196,872.90x = 295,299.03 × 56,626.02
  4. Step 4: Simplify right side
    196,872.90x = 16,721,608,778.76
  5. Step 5: Solve for x
    x = 16,721,608,778.76/196,872.90
  6. Step 6: Final answer
    x = 84,936.06

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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.