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Finding the Fourth Proportional to 62,859.94, 86,749.05 and 37,704.58

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Solution

The fourth proportional to 62,859.94, 86,749.05 and 37,704.58 is: 52,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.94 : 86,749.05 = 37,704.58 : x
  2. Step 2: Convert to fraction form
    62,859.94/86,749.05 = 37,704.58/x
  3. Step 3: Cross multiply
    62,859.94x = 86,749.05 × 37,704.58
  4. Step 4: Simplify right side
    62,859.94x = 3,270,836,495.65
  5. Step 5: Solve for x
    x = 3,270,836,495.65/62,859.94
  6. Step 6: Final answer
    x = 52,033.72

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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.