Home / 163,932.26-226,220.40-91,333.43

Finding the Fourth Proportional to 163,932.26, 226,220.40 and 91,333.43

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Solution

The fourth proportional to 163,932.26, 226,220.40 and 91,333.43 is: 126,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,932.26 : 226,220.40 = 91,333.43 : x
  2. Step 2: Convert to fraction form
    163,932.26/226,220.40 = 91,333.43/x
  3. Step 3: Cross multiply
    163,932.26x = 226,220.40 × 91,333.43
  4. Step 4: Simplify right side
    163,932.26x = 20,661,485,067.97
  5. Step 5: Solve for x
    x = 20,661,485,067.97/163,932.26
  6. Step 6: Final answer
    x = 126,036.72

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1.5x scale

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.