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Finding the Fourth Proportional to 18,266.22, 27,410.66 and 11,697.12

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Solution

The fourth proportional to 18,266.22, 27,410.66 and 11,697.12 is: 17,552.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266.22 : 27,410.66 = 11,697.12 : x
  2. Step 2: Convert to fraction form
    18,266.22/27,410.66 = 11,697.12/x
  3. Step 3: Cross multiply
    18,266.22x = 27,410.66 × 11,697.12
  4. Step 4: Simplify right side
    18,266.22x = 320,625,779.30
  5. Step 5: Solve for x
    x = 320,625,779.30/18,266.22
  6. Step 6: Final answer
    x = 17,552.94

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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.