Home / 26,799.02-40,206.56-8,079.66

Finding the Fourth Proportional to 26,799.02, 40,206.56 and 8,079.66

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Solution

The fourth proportional to 26,799.02, 40,206.56 and 8,079.66 is: 12,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,799.02 : 40,206.56 = 8,079.66 : x
  2. Step 2: Convert to fraction form
    26,799.02/40,206.56 = 8,079.66/x
  3. Step 3: Cross multiply
    26,799.02x = 40,206.56 × 8,079.66
  4. Step 4: Simplify right side
    26,799.02x = 324,855,334.57
  5. Step 5: Solve for x
    x = 324,855,334.57/26,799.02
  6. Step 6: Final answer
    x = 12,121.91

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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.