Home / 198,637.15-298,083.30-109,954.30

Finding the Fourth Proportional to 198,637.15, 298,083.30 and 109,954.30

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Solution

The fourth proportional to 198,637.15, 298,083.30 and 109,954.30 is: 165,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,637.15 : 298,083.30 = 109,954.30 : x
  2. Step 2: Convert to fraction form
    198,637.15/298,083.30 = 109,954.30/x
  3. Step 3: Cross multiply
    198,637.15x = 298,083.30 × 109,954.30
  4. Step 4: Simplify right side
    198,637.15x = 32,775,540,593.19
  5. Step 5: Solve for x
    x = 32,775,540,593.19/198,637.15
  6. Step 6: Final answer
    x = 165,002.07

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1.5x scale

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.