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Finding the Fourth Proportional to 12,060.53, 18,059.64 and 8,323.84

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Solution

The fourth proportional to 12,060.53, 18,059.64 and 8,323.84 is: 12,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.53 : 18,059.64 = 8,323.84 : x
  2. Step 2: Convert to fraction form
    12,060.53/18,059.64 = 8,323.84/x
  3. Step 3: Cross multiply
    12,060.53x = 18,059.64 × 8,323.84
  4. Step 4: Simplify right side
    12,060.53x = 150,325,553.82
  5. Step 5: Solve for x
    x = 150,325,553.82/12,060.53
  6. Step 6: Final answer
    x = 12,464.26

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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.