Home / 218,500.58-327,783.14-111,944.81

Finding the Fourth Proportional to 218,500.58, 327,783.14 and 111,944.81

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Solution

The fourth proportional to 218,500.58, 327,783.14 and 111,944.81 is: 167,933.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,500.58 : 327,783.14 = 111,944.81 : x
  2. Step 2: Convert to fraction form
    218,500.58/327,783.14 = 111,944.81/x
  3. Step 3: Cross multiply
    218,500.58x = 327,783.14 × 111,944.81
  4. Step 4: Simplify right side
    218,500.58x = 36,693,621,328.50
  5. Step 5: Solve for x
    x = 36,693,621,328.50/218,500.58
  6. Step 6: Final answer
    x = 167,933.75

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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.