Home / 167,628.80-231,321.76-92,176.64

Finding the Fourth Proportional to 167,628.80, 231,321.76 and 92,176.64

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Solution

The fourth proportional to 167,628.80, 231,321.76 and 92,176.64 is: 127,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,628.80 : 231,321.76 = 92,176.64 : x
  2. Step 2: Convert to fraction form
    167,628.80/231,321.76 = 92,176.64/x
  3. Step 3: Cross multiply
    167,628.80x = 231,321.76 × 92,176.64
  4. Step 4: Simplify right side
    167,628.80x = 21,322,462,595.69
  5. Step 5: Solve for x
    x = 21,322,462,595.69/167,628.80
  6. Step 6: Final answer
    x = 127,200.47

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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.