Home / 26,480.58-39,720.83-6,759.14

Finding the Fourth Proportional to 26,480.58, 39,720.83 and 6,759.14

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Solution

The fourth proportional to 26,480.58, 39,720.83 and 6,759.14 is: 10,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.58 : 39,720.83 = 6,759.14 : x
  2. Step 2: Convert to fraction form
    26,480.58/39,720.83 = 6,759.14/x
  3. Step 3: Cross multiply
    26,480.58x = 39,720.83 × 6,759.14
  4. Step 4: Simplify right side
    26,480.58x = 268,478,650.89
  5. Step 5: Solve for x
    x = 268,478,650.89/26,480.58
  6. Step 6: Final answer
    x = 10,138.70

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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.