Home / 113,994.03-170,990.77-107,057.78

Finding the Fourth Proportional to 113,994.03, 170,990.77 and 107,057.78

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Solution

The fourth proportional to 113,994.03, 170,990.77 and 107,057.78 is: 160,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,994.03 : 170,990.77 = 107,057.78 : x
  2. Step 2: Convert to fraction form
    113,994.03/170,990.77 = 107,057.78/x
  3. Step 3: Cross multiply
    113,994.03x = 170,990.77 × 107,057.78
  4. Step 4: Simplify right side
    113,994.03x = 18,305,892,236.69
  5. Step 5: Solve for x
    x = 18,305,892,236.69/113,994.03
  6. Step 6: Final answer
    x = 160,586.41

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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.