Home / 108,181.36-162,252-29,285.32

Finding the Fourth Proportional to 108,181.36, 162,252 and 29,285.32

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Solution

The fourth proportional to 108,181.36, 162,252 and 29,285.32 is: 43,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,181.36 : 162,252 = 29,285.32 : x
  2. Step 2: Convert to fraction form
    108,181.36/162,252 = 29,285.32/x
  3. Step 3: Cross multiply
    108,181.36x = 162,252 × 29,285.32
  4. Step 4: Simplify right side
    108,181.36x = 4,751,601,740.64
  5. Step 5: Solve for x
    x = 4,751,601,740.64/108,181.36
  6. Step 6: Final answer
    x = 43,922.56

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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.