Home / 163,789.04-226,028.15-92,170.26

Finding the Fourth Proportional to 163,789.04, 226,028.15 and 92,170.26

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Solution

The fourth proportional to 163,789.04, 226,028.15 and 92,170.26 is: 127,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,789.04 : 226,028.15 = 92,170.26 : x
  2. Step 2: Convert to fraction form
    163,789.04/226,028.15 = 92,170.26/x
  3. Step 3: Cross multiply
    163,789.04x = 226,028.15 × 92,170.26
  4. Step 4: Simplify right side
    163,789.04x = 20,833,072,891.97
  5. Step 5: Solve for x
    x = 20,833,072,891.97/163,789.04
  6. Step 6: Final answer
    x = 127,194.55

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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.