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Finding the Fourth Proportional to 18,256.20, 27,354.60 and 16,506.60

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Solution

The fourth proportional to 18,256.20, 27,354.60 and 16,506.60 is: 24,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.20 : 27,354.60 = 16,506.60 : x
  2. Step 2: Convert to fraction form
    18,256.20/27,354.60 = 16,506.60/x
  3. Step 3: Cross multiply
    18,256.20x = 27,354.60 × 16,506.60
  4. Step 4: Simplify right side
    18,256.20x = 451,531,440.36
  5. Step 5: Solve for x
    x = 451,531,440.36/18,256.20
  6. Step 6: Final answer
    x = 24,733.05

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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.