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Finding the Fourth Proportional to 18,625.07, 27,936.98 and 8,095.10

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Solution

The fourth proportional to 18,625.07, 27,936.98 and 8,095.10 is: 12,142.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.07 : 27,936.98 = 8,095.10 : x
  2. Step 2: Convert to fraction form
    18,625.07/27,936.98 = 8,095.10/x
  3. Step 3: Cross multiply
    18,625.07x = 27,936.98 × 8,095.10
  4. Step 4: Simplify right side
    18,625.07x = 226,152,646.80
  5. Step 5: Solve for x
    x = 226,152,646.80/18,625.07
  6. Step 6: Final answer
    x = 12,142.38

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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.