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Finding the Fourth Proportional to 56,866.77, 85,198.01 and 33,480.45

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Solution

The fourth proportional to 56,866.77, 85,198.01 and 33,480.45 is: 50,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,866.77 : 85,198.01 = 33,480.45 : x
  2. Step 2: Convert to fraction form
    56,866.77/85,198.01 = 33,480.45/x
  3. Step 3: Cross multiply
    56,866.77x = 85,198.01 × 33,480.45
  4. Step 4: Simplify right side
    56,866.77x = 2,852,467,546.50
  5. Step 5: Solve for x
    x = 2,852,467,546.50/56,866.77
  6. Step 6: Final answer
    x = 50,160.53

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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.