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Finding the Fourth Proportional to 18,346.16, 27,514.12 and 5,697.12

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Solution

The fourth proportional to 18,346.16, 27,514.12 and 5,697.12 is: 8,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.16 : 27,514.12 = 5,697.12 : x
  2. Step 2: Convert to fraction form
    18,346.16/27,514.12 = 5,697.12/x
  3. Step 3: Cross multiply
    18,346.16x = 27,514.12 × 5,697.12
  4. Step 4: Simplify right side
    18,346.16x = 156,751,243.33
  5. Step 5: Solve for x
    x = 156,751,243.33/18,346.16
  6. Step 6: Final answer
    x = 8,544.09

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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.