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Finding the Fourth Proportional to 196,635.96, 294,960.46 and 54,482.66

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Solution

The fourth proportional to 196,635.96, 294,960.46 and 54,482.66 is: 81,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,635.96 : 294,960.46 = 54,482.66 : x
  2. Step 2: Convert to fraction form
    196,635.96/294,960.46 = 54,482.66/x
  3. Step 3: Cross multiply
    196,635.96x = 294,960.46 × 54,482.66
  4. Step 4: Simplify right side
    196,635.96x = 16,070,230,455.62
  5. Step 5: Solve for x
    x = 16,070,230,455.62/196,635.96
  6. Step 6: Final answer
    x = 81,725.80

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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.