Home / 50,835.20-76,254.40-17,556.80

Finding the Fourth Proportional to 50,835.20, 76,254.40 and 17,556.80

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Solution

The fourth proportional to 50,835.20, 76,254.40 and 17,556.80 is: 26,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835.20 : 76,254.40 = 17,556.80 : x
  2. Step 2: Convert to fraction form
    50,835.20/76,254.40 = 17,556.80/x
  3. Step 3: Cross multiply
    50,835.20x = 76,254.40 × 17,556.80
  4. Step 4: Simplify right side
    50,835.20x = 1,338,783,249.92
  5. Step 5: Solve for x
    x = 1,338,783,249.92/50,835.20
  6. Step 6: Final answer
    x = 26,335.75

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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.