Home / 229,736.38-317,036.39-127,759.62

Finding the Fourth Proportional to 229,736.38, 317,036.39 and 127,759.62

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Solution

The fourth proportional to 229,736.38, 317,036.39 and 127,759.62 is: 176,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,736.38 : 317,036.39 = 127,759.62 : x
  2. Step 2: Convert to fraction form
    229,736.38/317,036.39 = 127,759.62/x
  3. Step 3: Cross multiply
    229,736.38x = 317,036.39 × 127,759.62
  4. Step 4: Simplify right side
    229,736.38x = 40,504,448,712.57
  5. Step 5: Solve for x
    x = 40,504,448,712.57/229,736.38
  6. Step 6: Final answer
    x = 176,308.38

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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.