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Finding the Fourth Proportional to 62,923.54, 86,832.74 and 35,704.58

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Solution

The fourth proportional to 62,923.54, 86,832.74 and 35,704.58 is: 49,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,923.54 : 86,832.74 = 35,704.58 : x
  2. Step 2: Convert to fraction form
    62,923.54/86,832.74 = 35,704.58/x
  3. Step 3: Cross multiply
    62,923.54x = 86,832.74 × 35,704.58
  4. Step 4: Simplify right side
    62,923.54x = 3,100,326,511.95
  5. Step 5: Solve for x
    x = 3,100,326,511.95/62,923.54
  6. Step 6: Final answer
    x = 49,271.33

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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.