Home / 165,169.38-227,716.74-119,190.36

Finding the Fourth Proportional to 165,169.38, 227,716.74 and 119,190.36

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Solution

The fourth proportional to 165,169.38, 227,716.74 and 119,190.36 is: 164,326.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,169.38 : 227,716.74 = 119,190.36 : x
  2. Step 2: Convert to fraction form
    165,169.38/227,716.74 = 119,190.36/x
  3. Step 3: Cross multiply
    165,169.38x = 227,716.74 × 119,190.36
  4. Step 4: Simplify right side
    165,169.38x = 27,141,640,218.63
  5. Step 5: Solve for x
    x = 27,141,640,218.63/165,169.38
  6. Step 6: Final answer
    x = 164,326.10

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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.