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Finding the Fourth Proportional to 57,704.84, 79,668.68 and 37,297.59

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Solution

The fourth proportional to 57,704.84, 79,668.68 and 37,297.59 is: 51,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,704.84 : 79,668.68 = 37,297.59 : x
  2. Step 2: Convert to fraction form
    57,704.84/79,668.68 = 37,297.59/x
  3. Step 3: Cross multiply
    57,704.84x = 79,668.68 × 37,297.59
  4. Step 4: Simplify right side
    57,704.84x = 2,971,449,177.65
  5. Step 5: Solve for x
    x = 2,971,449,177.65/57,704.84
  6. Step 6: Final answer
    x = 51,493.94

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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.