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Finding the Fourth Proportional to 27,493.54, 37,940.07 and 14,918.02

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Solution

The fourth proportional to 27,493.54, 37,940.07 and 14,918.02 is: 20,586.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.54 : 37,940.07 = 14,918.02 : x
  2. Step 2: Convert to fraction form
    27,493.54/37,940.07 = 14,918.02/x
  3. Step 3: Cross multiply
    27,493.54x = 37,940.07 × 14,918.02
  4. Step 4: Simplify right side
    27,493.54x = 565,990,723.06
  5. Step 5: Solve for x
    x = 565,990,723.06/27,493.54
  6. Step 6: Final answer
    x = 20,586.32

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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.