Home / 50,115.40-75,170.44-16,835.72

Finding the Fourth Proportional to 50,115.40, 75,170.44 and 16,835.72

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Solution

The fourth proportional to 50,115.40, 75,170.44 and 16,835.72 is: 25,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.40 : 75,170.44 = 16,835.72 : x
  2. Step 2: Convert to fraction form
    50,115.40/75,170.44 = 16,835.72/x
  3. Step 3: Cross multiply
    50,115.40x = 75,170.44 × 16,835.72
  4. Step 4: Simplify right side
    50,115.40x = 1,265,548,480.12
  5. Step 5: Solve for x
    x = 1,265,548,480.12/50,115.40
  6. Step 6: Final answer
    x = 25,252.69

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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.