Home / 34,906.45-52,363.32-20,132.05

Finding the Fourth Proportional to 34,906.45, 52,363.32 and 20,132.05

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Solution

The fourth proportional to 34,906.45, 52,363.32 and 20,132.05 is: 30,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,906.45 : 52,363.32 = 20,132.05 : x
  2. Step 2: Convert to fraction form
    34,906.45/52,363.32 = 20,132.05/x
  3. Step 3: Cross multiply
    34,906.45x = 52,363.32 × 20,132.05
  4. Step 4: Simplify right side
    34,906.45x = 1,054,180,976.41
  5. Step 5: Solve for x
    x = 1,054,180,976.41/34,906.45
  6. Step 6: Final answer
    x = 30,200.18

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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.