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Finding the Fourth Proportional to 18,914.00, 26,093.57 and 10,843.16

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Solution

The fourth proportional to 18,914.00, 26,093.57 and 10,843.16 is: 14,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914.00 : 26,093.57 = 10,843.16 : x
  2. Step 2: Convert to fraction form
    18,914.00/26,093.57 = 10,843.16/x
  3. Step 3: Cross multiply
    18,914.00x = 26,093.57 × 10,843.16
  4. Step 4: Simplify right side
    18,914.00x = 282,936,569.80
  5. Step 5: Solve for x
    x = 282,936,569.80/18,914.00
  6. Step 6: Final answer
    x = 14,959.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.