Home / 163,983.33-226,299.39-91,384.23

Finding the Fourth Proportional to 163,983.33, 226,299.39 and 91,384.23

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Solution

The fourth proportional to 163,983.33, 226,299.39 and 91,384.23 is: 126,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,983.33 : 226,299.39 = 91,384.23 : x
  2. Step 2: Convert to fraction form
    163,983.33/226,299.39 = 91,384.23/x
  3. Step 3: Cross multiply
    163,983.33x = 226,299.39 × 91,384.23
  4. Step 4: Simplify right side
    163,983.33x = 20,680,195,504.62
  5. Step 5: Solve for x
    x = 20,680,195,504.62/163,983.33
  6. Step 6: Final answer
    x = 126,111.57

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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.