Home / 286,183.50-394,913.46-158,849.07

Finding the Fourth Proportional to 286,183.50, 394,913.46 and 158,849.07

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Solution

The fourth proportional to 286,183.50, 394,913.46 and 158,849.07 is: 219,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,183.50 : 394,913.46 = 158,849.07 : x
  2. Step 2: Convert to fraction form
    286,183.50/394,913.46 = 158,849.07/x
  3. Step 3: Cross multiply
    286,183.50x = 394,913.46 × 158,849.07
  4. Step 4: Simplify right side
    286,183.50x = 62,731,635,851.48
  5. Step 5: Solve for x
    x = 62,731,635,851.48/286,183.50
  6. Step 6: Final answer
    x = 219,200.74

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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.