Home / 112,014.60-167,912.55-100,204.80

Finding the Fourth Proportional to 112,014.60, 167,912.55 and 100,204.80

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Solution

The fourth proportional to 112,014.60, 167,912.55 and 100,204.80 is: 150,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,014.60 : 167,912.55 = 100,204.80 : x
  2. Step 2: Convert to fraction form
    112,014.60/167,912.55 = 100,204.80/x
  3. Step 3: Cross multiply
    112,014.60x = 167,912.55 × 100,204.80
  4. Step 4: Simplify right side
    112,014.60x = 16,825,643,490.24
  5. Step 5: Solve for x
    x = 16,825,643,490.24/112,014.60
  6. Step 6: Final answer
    x = 150,209.38

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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.