Home / 199,376.02-275,144.11-108,735.80

Finding the Fourth Proportional to 199,376.02, 275,144.11 and 108,735.80

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Solution

The fourth proportional to 199,376.02, 275,144.11 and 108,735.80 is: 150,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,376.02 : 275,144.11 = 108,735.80 : x
  2. Step 2: Convert to fraction form
    199,376.02/275,144.11 = 108,735.80/x
  3. Step 3: Cross multiply
    199,376.02x = 275,144.11 × 108,735.80
  4. Step 4: Simplify right side
    199,376.02x = 29,918,014,916.14
  5. Step 5: Solve for x
    x = 29,918,014,916.14/199,376.02
  6. Step 6: Final answer
    x = 150,058.24

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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.