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Finding the Fourth Proportional to 27,393.53, 37,798.26 and 16,786.58

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Solution

The fourth proportional to 27,393.53, 37,798.26 and 16,786.58 is: 23,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.53 : 37,798.26 = 16,786.58 : x
  2. Step 2: Convert to fraction form
    27,393.53/37,798.26 = 16,786.58/x
  3. Step 3: Cross multiply
    27,393.53x = 37,798.26 × 16,786.58
  4. Step 4: Simplify right side
    27,393.53x = 634,503,515.35
  5. Step 5: Solve for x
    x = 634,503,515.35/27,393.53
  6. Step 6: Final answer
    x = 23,162.53

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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.