Home / 108,147.96-162,222.08-29,268.41

Finding the Fourth Proportional to 108,147.96, 162,222.08 and 29,268.41

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Solution

The fourth proportional to 108,147.96, 162,222.08 and 29,268.41 is: 43,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,147.96 : 162,222.08 = 29,268.41 : x
  2. Step 2: Convert to fraction form
    108,147.96/162,222.08 = 29,268.41/x
  3. Step 3: Cross multiply
    108,147.96x = 162,222.08 × 29,268.41
  4. Step 4: Simplify right side
    108,147.96x = 4,747,981,391.04
  5. Step 5: Solve for x
    x = 4,747,981,391.04/108,147.96
  6. Step 6: Final answer
    x = 43,902.64

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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.