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Finding the Fourth Proportional to 57,750.08, 79,696.42 and 33,893.96

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Solution

The fourth proportional to 57,750.08, 79,696.42 and 33,893.96 is: 46,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.08 : 79,696.42 = 33,893.96 : x
  2. Step 2: Convert to fraction form
    57,750.08/79,696.42 = 33,893.96/x
  3. Step 3: Cross multiply
    57,750.08x = 79,696.42 × 33,893.96
  4. Step 4: Simplify right side
    57,750.08x = 2,701,227,271.62
  5. Step 5: Solve for x
    x = 2,701,227,271.62/57,750.08
  6. Step 6: Final answer
    x = 46,774.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.