Home / 223,333.77-308,212.41-126,556.39

Finding the Fourth Proportional to 223,333.77, 308,212.41 and 126,556.39

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Solution

The fourth proportional to 223,333.77, 308,212.41 and 126,556.39 is: 174,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,333.77 : 308,212.41 = 126,556.39 : x
  2. Step 2: Convert to fraction form
    223,333.77/308,212.41 = 126,556.39/x
  3. Step 3: Cross multiply
    223,333.77x = 308,212.41 × 126,556.39
  4. Step 4: Simplify right side
    223,333.77x = 39,006,251,628.51
  5. Step 5: Solve for x
    x = 39,006,251,628.51/223,333.77
  6. Step 6: Final answer
    x = 174,654.52

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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.