Home / 167,124.03-230,645.73-91,687.11

Finding the Fourth Proportional to 167,124.03, 230,645.73 and 91,687.11

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Solution

The fourth proportional to 167,124.03, 230,645.73 and 91,687.11 is: 126,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,124.03 : 230,645.73 = 91,687.11 : x
  2. Step 2: Convert to fraction form
    167,124.03/230,645.73 = 91,687.11/x
  3. Step 3: Cross multiply
    167,124.03x = 230,645.73 × 91,687.11
  4. Step 4: Simplify right side
    167,124.03x = 21,147,240,417.54
  5. Step 5: Solve for x
    x = 21,147,240,417.54/167,124.03
  6. Step 6: Final answer
    x = 126,536.20

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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.