Home / 168,817.55-253,152.46-80,096.36

Finding the Fourth Proportional to 168,817.55, 253,152.46 and 80,096.36

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Solution

The fourth proportional to 168,817.55, 253,152.46 and 80,096.36 is: 120,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,817.55 : 253,152.46 = 80,096.36 : x
  2. Step 2: Convert to fraction form
    168,817.55/253,152.46 = 80,096.36/x
  3. Step 3: Cross multiply
    168,817.55x = 253,152.46 × 80,096.36
  4. Step 4: Simplify right side
    168,817.55x = 20,276,590,571.05
  5. Step 5: Solve for x
    x = 20,276,590,571.05/168,817.55
  6. Step 6: Final answer
    x = 120,109.49

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1.5x scale

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.