Home / 223,845.72-308,814.54-133,183.56

Finding the Fourth Proportional to 223,845.72, 308,814.54 and 133,183.56

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Solution

The fourth proportional to 223,845.72, 308,814.54 and 133,183.56 is: 183,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,845.72 : 308,814.54 = 133,183.56 : x
  2. Step 2: Convert to fraction form
    223,845.72/308,814.54 = 133,183.56/x
  3. Step 3: Cross multiply
    223,845.72x = 308,814.54 × 133,183.56
  4. Step 4: Simplify right side
    223,845.72x = 41,129,019,816.96
  5. Step 5: Solve for x
    x = 41,129,019,816.96/223,845.72
  6. Step 6: Final answer
    x = 183,738.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.