Home / 120,520.08-180,797.04-50,383.44

Finding the Fourth Proportional to 120,520.08, 180,797.04 and 50,383.44

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Solution

The fourth proportional to 120,520.08, 180,797.04 and 50,383.44 is: 75,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,520.08 : 180,797.04 = 50,383.44 : x
  2. Step 2: Convert to fraction form
    120,520.08/180,797.04 = 50,383.44/x
  3. Step 3: Cross multiply
    120,520.08x = 180,797.04 × 50,383.44
  4. Step 4: Simplify right side
    120,520.08x = 9,109,176,817.02
  5. Step 5: Solve for x
    x = 9,109,176,817.02/120,520.08
  6. Step 6: Final answer
    x = 75,582.23

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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.