Home / 262,528.16-394,002.43-136,204.61

Finding the Fourth Proportional to 262,528.16, 394,002.43 and 136,204.61

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Solution

The fourth proportional to 262,528.16, 394,002.43 and 136,204.61 is: 204,415.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,528.16 : 394,002.43 = 136,204.61 : x
  2. Step 2: Convert to fraction form
    262,528.16/394,002.43 = 136,204.61/x
  3. Step 3: Cross multiply
    262,528.16x = 394,002.43 × 136,204.61
  4. Step 4: Simplify right side
    262,528.16x = 53,664,945,006.68
  5. Step 5: Solve for x
    x = 53,664,945,006.68/262,528.16
  6. Step 6: Final answer
    x = 204,415.96

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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.