Home / 120,517.35-180,719.37-44,563.41

Finding the Fourth Proportional to 120,517.35, 180,719.37 and 44,563.41

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Solution

The fourth proportional to 120,517.35, 180,719.37 and 44,563.41 is: 66,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,517.35 : 180,719.37 = 44,563.41 : x
  2. Step 2: Convert to fraction form
    120,517.35/180,719.37 = 44,563.41/x
  3. Step 3: Cross multiply
    120,517.35x = 180,719.37 × 44,563.41
  4. Step 4: Simplify right side
    120,517.35x = 8,053,471,974.39
  5. Step 5: Solve for x
    x = 8,053,471,974.39/120,517.35
  6. Step 6: Final answer
    x = 66,824.17

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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.