Home / 120,396.52-180,601.26-50,205.16

Finding the Fourth Proportional to 120,396.52, 180,601.26 and 50,205.16

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Solution

The fourth proportional to 120,396.52, 180,601.26 and 50,205.16 is: 75,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,396.52 : 180,601.26 = 50,205.16 : x
  2. Step 2: Convert to fraction form
    120,396.52/180,601.26 = 50,205.16/x
  3. Step 3: Cross multiply
    120,396.52x = 180,601.26 × 50,205.16
  4. Step 4: Simplify right side
    120,396.52x = 9,067,115,154.50
  5. Step 5: Solve for x
    x = 9,067,115,154.50/120,396.52
  6. Step 6: Final answer
    x = 75,310.44

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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.