Home / 168,299.20-252,124.80-132,571.45

Finding the Fourth Proportional to 168,299.20, 252,124.80 and 132,571.45

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Solution

The fourth proportional to 168,299.20, 252,124.80 and 132,571.45 is: 198,601.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,299.20 : 252,124.80 = 132,571.45 : x
  2. Step 2: Convert to fraction form
    168,299.20/252,124.80 = 132,571.45/x
  3. Step 3: Cross multiply
    168,299.20x = 252,124.80 × 132,571.45
  4. Step 4: Simplify right side
    168,299.20x = 33,424,550,316.96
  5. Step 5: Solve for x
    x = 33,424,550,316.96/168,299.20
  6. Step 6: Final answer
    x = 198,601.96

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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.