Home / 481,868.33-722,661.93-161,984.04

Finding the Fourth Proportional to 481,868.33, 722,661.93 and 161,984.04

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Solution

The fourth proportional to 481,868.33, 722,661.93 and 161,984.04 is: 242,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,868.33 : 722,661.93 = 161,984.04 : x
  2. Step 2: Convert to fraction form
    481,868.33/722,661.93 = 161,984.04/x
  3. Step 3: Cross multiply
    481,868.33x = 722,661.93 × 161,984.04
  4. Step 4: Simplify right side
    481,868.33x = 117,059,701,187.21
  5. Step 5: Solve for x
    x = 117,059,701,187.21/481,868.33
  6. Step 6: Final answer
    x = 242,928.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.