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Finding the Fourth Proportional to 18,594.93, 27,883.89 and 11,101.89

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Solution

The fourth proportional to 18,594.93, 27,883.89 and 11,101.89 is: 16,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.93 : 27,883.89 = 11,101.89 : x
  2. Step 2: Convert to fraction form
    18,594.93/27,883.89 = 11,101.89/x
  3. Step 3: Cross multiply
    18,594.93x = 27,883.89 × 11,101.89
  4. Step 4: Simplify right side
    18,594.93x = 309,563,879.55
  5. Step 5: Solve for x
    x = 309,563,879.55/18,594.93
  6. Step 6: Final answer
    x = 16,647.76

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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.