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Finding the Fourth Proportional to 18,230.41, 27,327.44 and 7,703.08

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Solution

The fourth proportional to 18,230.41, 27,327.44 and 7,703.08 is: 11,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.41 : 27,327.44 = 7,703.08 : x
  2. Step 2: Convert to fraction form
    18,230.41/27,327.44 = 7,703.08/x
  3. Step 3: Cross multiply
    18,230.41x = 27,327.44 × 7,703.08
  4. Step 4: Simplify right side
    18,230.41x = 210,505,407.45
  5. Step 5: Solve for x
    x = 210,505,407.45/18,230.41
  6. Step 6: Final answer
    x = 11,546.94

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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.