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Finding the Fourth Proportional to 16,896.60, 25,327.08 and 7,025.94

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Solution

The fourth proportional to 16,896.60, 25,327.08 and 7,025.94 is: 10,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.60 : 25,327.08 = 7,025.94 : x
  2. Step 2: Convert to fraction form
    16,896.60/25,327.08 = 7,025.94/x
  3. Step 3: Cross multiply
    16,896.60x = 25,327.08 × 7,025.94
  4. Step 4: Simplify right side
    16,896.60x = 177,946,544.46
  5. Step 5: Solve for x
    x = 177,946,544.46/16,896.60
  6. Step 6: Final answer
    x = 10,531.50

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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.