Home / 25,500.03-38,251.73-6,779.80

Finding the Fourth Proportional to 25,500.03, 38,251.73 and 6,779.80

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Solution

The fourth proportional to 25,500.03, 38,251.73 and 6,779.80 is: 10,170.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500.03 : 38,251.73 = 6,779.80 : x
  2. Step 2: Convert to fraction form
    25,500.03/38,251.73 = 6,779.80/x
  3. Step 3: Cross multiply
    25,500.03x = 38,251.73 × 6,779.80
  4. Step 4: Simplify right side
    25,500.03x = 259,339,079.05
  5. Step 5: Solve for x
    x = 259,339,079.05/25,500.03
  6. Step 6: Final answer
    x = 10,170.15

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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.