Home / 286,010.39-394,698.94-165,162.24

Finding the Fourth Proportional to 286,010.39, 394,698.94 and 165,162.24

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Solution

The fourth proportional to 286,010.39, 394,698.94 and 165,162.24 is: 227,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,010.39 : 394,698.94 = 165,162.24 : x
  2. Step 2: Convert to fraction form
    286,010.39/394,698.94 = 165,162.24/x
  3. Step 3: Cross multiply
    286,010.39x = 394,698.94 × 165,162.24
  4. Step 4: Simplify right side
    286,010.39x = 65,189,361,572.16
  5. Step 5: Solve for x
    x = 65,189,361,572.16/286,010.39
  6. Step 6: Final answer
    x = 227,926.55

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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.