Home / 190,576.56-262,960.82-109,974.66

Finding the Fourth Proportional to 190,576.56, 262,960.82 and 109,974.66

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Solution

The fourth proportional to 190,576.56, 262,960.82 and 109,974.66 is: 151,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,576.56 : 262,960.82 = 109,974.66 : x
  2. Step 2: Convert to fraction form
    190,576.56/262,960.82 = 109,974.66/x
  3. Step 3: Cross multiply
    190,576.56x = 262,960.82 × 109,974.66
  4. Step 4: Simplify right side
    190,576.56x = 28,919,026,772.82
  5. Step 5: Solve for x
    x = 28,919,026,772.82/190,576.56
  6. Step 6: Final answer
    x = 151,744.93

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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.