Home / 55,479.74-76,556.54-31,604.99

Finding the Fourth Proportional to 55,479.74, 76,556.54 and 31,604.99

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Solution

The fourth proportional to 55,479.74, 76,556.54 and 31,604.99 is: 43,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,479.74 : 76,556.54 = 31,604.99 : x
  2. Step 2: Convert to fraction form
    55,479.74/76,556.54 = 31,604.99/x
  3. Step 3: Cross multiply
    55,479.74x = 76,556.54 × 31,604.99
  4. Step 4: Simplify right side
    55,479.74x = 2,419,568,377.36
  5. Step 5: Solve for x
    x = 2,419,568,377.36/55,479.74
  6. Step 6: Final answer
    x = 43,611.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.