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Finding the Fourth Proportional to 61,662.75, 85,094.67 and 33,368.44

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Solution

The fourth proportional to 61,662.75, 85,094.67 and 33,368.44 is: 46,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662.75 : 85,094.67 = 33,368.44 : x
  2. Step 2: Convert to fraction form
    61,662.75/85,094.67 = 33,368.44/x
  3. Step 3: Cross multiply
    61,662.75x = 85,094.67 × 33,368.44
  4. Step 4: Simplify right side
    61,662.75x = 2,839,476,390.21
  5. Step 5: Solve for x
    x = 2,839,476,390.21/61,662.75
  6. Step 6: Final answer
    x = 46,048.49

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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.