Home / 230,857.07-317,872.15-196,789.19

Finding the Fourth Proportional to 230,857.07, 317,872.15 and 196,789.19

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Solution

The fourth proportional to 230,857.07, 317,872.15 and 196,789.19 is: 270,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,857.07 : 317,872.15 = 196,789.19 : x
  2. Step 2: Convert to fraction form
    230,857.07/317,872.15 = 196,789.19/x
  3. Step 3: Cross multiply
    230,857.07x = 317,872.15 × 196,789.19
  4. Step 4: Simplify right side
    230,857.07x = 62,553,802,922.06
  5. Step 5: Solve for x
    x = 62,553,802,922.06/230,857.07
  6. Step 6: Final answer
    x = 270,963.34

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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.