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Finding the Fourth Proportional to 27,104.56, 40,656.74 and 7,383.08

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Solution

The fourth proportional to 27,104.56, 40,656.74 and 7,383.08 is: 11,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,104.56 : 40,656.74 = 7,383.08 : x
  2. Step 2: Convert to fraction form
    27,104.56/40,656.74 = 7,383.08/x
  3. Step 3: Cross multiply
    27,104.56x = 40,656.74 × 7,383.08
  4. Step 4: Simplify right side
    27,104.56x = 300,172,028.69
  5. Step 5: Solve for x
    x = 300,172,028.69/27,104.56
  6. Step 6: Final answer
    x = 11,074.60

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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.