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Finding the Fourth Proportional to 62,859.44, 86,748.36 and 37,704.08

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Solution

The fourth proportional to 62,859.44, 86,748.36 and 37,704.08 is: 52,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.44 : 86,748.36 = 37,704.08 : x
  2. Step 2: Convert to fraction form
    62,859.44/86,748.36 = 37,704.08/x
  3. Step 3: Cross multiply
    62,859.44x = 86,748.36 × 37,704.08
  4. Step 4: Simplify right side
    62,859.44x = 3,270,767,105.31
  5. Step 5: Solve for x
    x = 3,270,767,105.31/62,859.44
  6. Step 6: Final answer
    x = 52,033.03

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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.