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Finding the Fourth Proportional to 27,268.62, 40,902.94 and 8,800.62

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Solution

The fourth proportional to 27,268.62, 40,902.94 and 8,800.62 is: 13,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.62 : 40,902.94 = 8,800.62 : x
  2. Step 2: Convert to fraction form
    27,268.62/40,902.94 = 8,800.62/x
  3. Step 3: Cross multiply
    27,268.62x = 40,902.94 × 8,800.62
  4. Step 4: Simplify right side
    27,268.62x = 359,971,231.82
  5. Step 5: Solve for x
    x = 359,971,231.82/27,268.62
  6. Step 6: Final answer
    x = 13,200.93

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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.