Home / 263,022.34-394,632.90-157,914.58

Finding the Fourth Proportional to 263,022.34, 394,632.90 and 157,914.58

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Solution

The fourth proportional to 263,022.34, 394,632.90 and 157,914.58 is: 236,931.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,022.34 : 394,632.90 = 157,914.58 : x
  2. Step 2: Convert to fraction form
    263,022.34/394,632.90 = 157,914.58/x
  3. Step 3: Cross multiply
    263,022.34x = 394,632.90 × 157,914.58
  4. Step 4: Simplify right side
    263,022.34x = 62,318,288,657.68
  5. Step 5: Solve for x
    x = 62,318,288,657.68/263,022.34
  6. Step 6: Final answer
    x = 236,931.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.