Home / 263,126.11-394,737.84-83,256.81

Finding the Fourth Proportional to 263,126.11, 394,737.84 and 83,256.81

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Solution

The fourth proportional to 263,126.11, 394,737.84 and 83,256.81 is: 124,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,126.11 : 394,737.84 = 83,256.81 : x
  2. Step 2: Convert to fraction form
    263,126.11/394,737.84 = 83,256.81/x
  3. Step 3: Cross multiply
    263,126.11x = 394,737.84 × 83,256.81
  4. Step 4: Simplify right side
    263,126.11x = 32,864,611,371.00
  5. Step 5: Solve for x
    x = 32,864,611,371.00/263,126.11
  6. Step 6: Final answer
    x = 124,900.61

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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.