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Finding the Fourth Proportional to 43,850.88, 60,508.80 and 27,928.80

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Solution

The fourth proportional to 43,850.88, 60,508.80 and 27,928.80 is: 38,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850.88 : 60,508.80 = 27,928.80 : x
  2. Step 2: Convert to fraction form
    43,850.88/60,508.80 = 27,928.80/x
  3. Step 3: Cross multiply
    43,850.88x = 60,508.80 × 27,928.80
  4. Step 4: Simplify right side
    43,850.88x = 1,689,938,173.44
  5. Step 5: Solve for x
    x = 1,689,938,173.44/43,850.88
  6. Step 6: Final answer
    x = 38,538.30

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1.5x scale

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.