Home / 167,051.25-230,530.77-91,601.37

Finding the Fourth Proportional to 167,051.25, 230,530.77 and 91,601.37

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Solution

The fourth proportional to 167,051.25, 230,530.77 and 91,601.37 is: 126,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,051.25 : 230,530.77 = 91,601.37 : x
  2. Step 2: Convert to fraction form
    167,051.25/230,530.77 = 91,601.37/x
  3. Step 3: Cross multiply
    167,051.25x = 230,530.77 × 91,601.37
  4. Step 4: Simplify right side
    167,051.25x = 21,116,934,359.15
  5. Step 5: Solve for x
    x = 21,116,934,359.15/167,051.25
  6. Step 6: Final answer
    x = 126,409.92

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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.