Home / 263,981.46-364,293.24-143,122.36

Finding the Fourth Proportional to 263,981.46, 364,293.24 and 143,122.36

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Solution

The fourth proportional to 263,981.46, 364,293.24 and 143,122.36 is: 197,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,981.46 : 364,293.24 = 143,122.36 : x
  2. Step 2: Convert to fraction form
    263,981.46/364,293.24 = 143,122.36/x
  3. Step 3: Cross multiply
    263,981.46x = 364,293.24 × 143,122.36
  4. Step 4: Simplify right side
    263,981.46x = 52,138,508,240.85
  5. Step 5: Solve for x
    x = 52,138,508,240.85/263,981.46
  6. Step 6: Final answer
    x = 197,508.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.