Home / 199,664.92-275,548.76-109,029.32

Finding the Fourth Proportional to 199,664.92, 275,548.76 and 109,029.32

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Solution

The fourth proportional to 199,664.92, 275,548.76 and 109,029.32 is: 150,466.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,664.92 : 275,548.76 = 109,029.32 : x
  2. Step 2: Convert to fraction form
    199,664.92/275,548.76 = 109,029.32/x
  3. Step 3: Cross multiply
    199,664.92x = 275,548.76 × 109,029.32
  4. Step 4: Simplify right side
    199,664.92x = 30,042,893,929.64
  5. Step 5: Solve for x
    x = 30,042,893,929.64/199,664.92
  6. Step 6: Final answer
    x = 150,466.56

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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.