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Finding the Fourth Proportional to 35,284.80, 52,840.80 and 33,729.60

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Solution

The fourth proportional to 35,284.80, 52,840.80 and 33,729.60 is: 50,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,284.80 : 52,840.80 = 33,729.60 : x
  2. Step 2: Convert to fraction form
    35,284.80/52,840.80 = 33,729.60/x
  3. Step 3: Cross multiply
    35,284.80x = 52,840.80 × 33,729.60
  4. Step 4: Simplify right side
    35,284.80x = 1,782,299,047.68
  5. Step 5: Solve for x
    x = 1,782,299,047.68/35,284.80
  6. Step 6: Final answer
    x = 50,511.81

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1.5x scale

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.