Home / 223,524.09-308,394.81-126,712.44

Finding the Fourth Proportional to 223,524.09, 308,394.81 and 126,712.44

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Solution

The fourth proportional to 223,524.09, 308,394.81 and 126,712.44 is: 174,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,524.09 : 308,394.81 = 126,712.44 : x
  2. Step 2: Convert to fraction form
    223,524.09/308,394.81 = 126,712.44/x
  3. Step 3: Cross multiply
    223,524.09x = 308,394.81 × 126,712.44
  4. Step 4: Simplify right side
    223,524.09x = 39,077,458,858.44
  5. Step 5: Solve for x
    x = 39,077,458,858.44/223,524.09
  6. Step 6: Final answer
    x = 174,824.37

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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.