Home / 136,100.88-203,234.04-111,190.14

Finding the Fourth Proportional to 136,100.88, 203,234.04 and 111,190.14

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Solution

The fourth proportional to 136,100.88, 203,234.04 and 111,190.14 is: 166,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,100.88 : 203,234.04 = 111,190.14 : x
  2. Step 2: Convert to fraction form
    136,100.88/203,234.04 = 111,190.14/x
  3. Step 3: Cross multiply
    136,100.88x = 203,234.04 × 111,190.14
  4. Step 4: Simplify right side
    136,100.88x = 22,597,621,360.37
  5. Step 5: Solve for x
    x = 22,597,621,360.37/136,100.88
  6. Step 6: Final answer
    x = 166,035.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.