Home / 172,982.42-259,006.22-89,701.46

Finding the Fourth Proportional to 172,982.42, 259,006.22 and 89,701.46

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Solution

The fourth proportional to 172,982.42, 259,006.22 and 89,701.46 is: 134,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,982.42 : 259,006.22 = 89,701.46 : x
  2. Step 2: Convert to fraction form
    172,982.42/259,006.22 = 89,701.46/x
  3. Step 3: Cross multiply
    172,982.42x = 259,006.22 × 89,701.46
  4. Step 4: Simplify right side
    172,982.42x = 23,233,236,083.08
  5. Step 5: Solve for x
    x = 23,233,236,083.08/172,982.42
  6. Step 6: Final answer
    x = 134,309.81

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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.