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Finding the Fourth Proportional to 23,789.84, 35,689.77 and 8,998.44

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Solution

The fourth proportional to 23,789.84, 35,689.77 and 8,998.44 is: 13,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.84 : 35,689.77 = 8,998.44 : x
  2. Step 2: Convert to fraction form
    23,789.84/35,689.77 = 8,998.44/x
  3. Step 3: Cross multiply
    23,789.84x = 35,689.77 × 8,998.44
  4. Step 4: Simplify right side
    23,789.84x = 321,152,253.96
  5. Step 5: Solve for x
    x = 321,152,253.96/23,789.84
  6. Step 6: Final answer
    x = 13,499.56

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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.