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Finding the Fourth Proportional to 196,751.60, 295,094.38 and 54,611.32

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Solution

The fourth proportional to 196,751.60, 295,094.38 and 54,611.32 is: 81,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,751.60 : 295,094.38 = 54,611.32 : x
  2. Step 2: Convert to fraction form
    196,751.60/295,094.38 = 54,611.32/x
  3. Step 3: Cross multiply
    196,751.60x = 295,094.38 × 54,611.32
  4. Step 4: Simplify right side
    196,751.60x = 16,115,493,616.38
  5. Step 5: Solve for x
    x = 16,115,493,616.38/196,751.60
  6. Step 6: Final answer
    x = 81,907.81

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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.