Home / 223,183.50-307,906.32-126,365.05

Finding the Fourth Proportional to 223,183.50, 307,906.32 and 126,365.05

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Solution

The fourth proportional to 223,183.50, 307,906.32 and 126,365.05 is: 174,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,183.50 : 307,906.32 = 126,365.05 : x
  2. Step 2: Convert to fraction form
    223,183.50/307,906.32 = 126,365.05/x
  3. Step 3: Cross multiply
    223,183.50x = 307,906.32 × 126,365.05
  4. Step 4: Simplify right side
    223,183.50x = 38,908,598,256.51
  5. Step 5: Solve for x
    x = 38,908,598,256.51/223,183.50
  6. Step 6: Final answer
    x = 174,334.56

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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.