Home / 303,171.24-418,386.06-167,211

Finding the Fourth Proportional to 303,171.24, 418,386.06 and 167,211

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Solution

The fourth proportional to 303,171.24, 418,386.06 and 167,211 is: 230,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,171.24 : 418,386.06 = 167,211 : x
  2. Step 2: Convert to fraction form
    303,171.24/418,386.06 = 167,211/x
  3. Step 3: Cross multiply
    303,171.24x = 418,386.06 × 167,211
  4. Step 4: Simplify right side
    303,171.24x = 69,958,751,478.66
  5. Step 5: Solve for x
    x = 69,958,751,478.66/303,171.24
  6. Step 6: Final answer
    x = 230,756.56

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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.