Home / 49,855.73-68,660.93-48,767.09

Finding the Fourth Proportional to 49,855.73, 68,660.93 and 48,767.09

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Solution

The fourth proportional to 49,855.73, 68,660.93 and 48,767.09 is: 67,161.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,855.73 : 68,660.93 = 48,767.09 : x
  2. Step 2: Convert to fraction form
    49,855.73/68,660.93 = 48,767.09/x
  3. Step 3: Cross multiply
    49,855.73x = 68,660.93 × 48,767.09
  4. Step 4: Simplify right side
    49,855.73x = 3,348,393,531.41
  5. Step 5: Solve for x
    x = 3,348,393,531.41/49,855.73
  6. Step 6: Final answer
    x = 67,161.67

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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.