Home / 111,924.60-167,777.55-100,114.80

Finding the Fourth Proportional to 111,924.60, 167,777.55 and 100,114.80

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Solution

The fourth proportional to 111,924.60, 167,777.55 and 100,114.80 is: 150,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,924.60 : 167,777.55 = 100,114.80 : x
  2. Step 2: Convert to fraction form
    111,924.60/167,777.55 = 100,114.80/x
  3. Step 3: Cross multiply
    111,924.60x = 167,777.55 × 100,114.80
  4. Step 4: Simplify right side
    111,924.60x = 16,797,015,862.74
  5. Step 5: Solve for x
    x = 16,797,015,862.74/111,924.60
  6. Step 6: Final answer
    x = 150,074.39

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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.