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Finding the Fourth Proportional to 35,344.80, 52,930.80 and 33,789.60

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Solution

The fourth proportional to 35,344.80, 52,930.80 and 33,789.60 is: 50,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.80 : 52,930.80 = 33,789.60 : x
  2. Step 2: Convert to fraction form
    35,344.80/52,930.80 = 33,789.60/x
  3. Step 3: Cross multiply
    35,344.80x = 52,930.80 × 33,789.60
  4. Step 4: Simplify right side
    35,344.80x = 1,788,510,559.68
  5. Step 5: Solve for x
    x = 1,788,510,559.68/35,344.80
  6. Step 6: Final answer
    x = 50,601.80

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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.