Home / 260,673.41-391,016.96-83,180.24

Finding the Fourth Proportional to 260,673.41, 391,016.96 and 83,180.24

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Solution

The fourth proportional to 260,673.41, 391,016.96 and 83,180.24 is: 124,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,673.41 : 391,016.96 = 83,180.24 : x
  2. Step 2: Convert to fraction form
    260,673.41/391,016.96 = 83,180.24/x
  3. Step 3: Cross multiply
    260,673.41x = 391,016.96 × 83,180.24
  4. Step 4: Simplify right side
    260,673.41x = 32,524,882,205.88
  5. Step 5: Solve for x
    x = 32,524,882,205.88/260,673.41
  6. Step 6: Final answer
    x = 124,772.54

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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.