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Finding the Fourth Proportional to 37,297.60, 55,908.60 and 18,548.80

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Solution

The fourth proportional to 37,297.60, 55,908.60 and 18,548.80 is: 27,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,297.60 : 55,908.60 = 18,548.80 : x
  2. Step 2: Convert to fraction form
    37,297.60/55,908.60 = 18,548.80/x
  3. Step 3: Cross multiply
    37,297.60x = 55,908.60 × 18,548.80
  4. Step 4: Simplify right side
    37,297.60x = 1,037,037,439.68
  5. Step 5: Solve for x
    x = 1,037,037,439.68/37,297.60
  6. Step 6: Final answer
    x = 27,804.40

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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.