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Finding the Fourth Proportional to 16,704.52, 25,059.12 and 6,845.20

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Solution

The fourth proportional to 16,704.52, 25,059.12 and 6,845.20 is: 10,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.52 : 25,059.12 = 6,845.20 : x
  2. Step 2: Convert to fraction form
    16,704.52/25,059.12 = 6,845.20/x
  3. Step 3: Cross multiply
    16,704.52x = 25,059.12 × 6,845.20
  4. Step 4: Simplify right side
    16,704.52x = 171,534,688.22
  5. Step 5: Solve for x
    x = 171,534,688.22/16,704.52
  6. Step 6: Final answer
    x = 10,268.76

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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.