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Finding the Fourth Proportional to 27,361.34, 37,758.71 and 14,786.09

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Solution

The fourth proportional to 27,361.34, 37,758.71 and 14,786.09 is: 20,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,361.34 : 37,758.71 = 14,786.09 : x
  2. Step 2: Convert to fraction form
    27,361.34/37,758.71 = 14,786.09/x
  3. Step 3: Cross multiply
    27,361.34x = 37,758.71 × 14,786.09
  4. Step 4: Simplify right side
    27,361.34x = 558,303,803.33
  5. Step 5: Solve for x
    x = 558,303,803.33/27,361.34
  6. Step 6: Final answer
    x = 20,404.84

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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.