Home / 150,872.49-208,204.16-82,893.85

Finding the Fourth Proportional to 150,872.49, 208,204.16 and 82,893.85

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Solution

The fourth proportional to 150,872.49, 208,204.16 and 82,893.85 is: 114,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,872.49 : 208,204.16 = 82,893.85 : x
  2. Step 2: Convert to fraction form
    150,872.49/208,204.16 = 82,893.85/x
  3. Step 3: Cross multiply
    150,872.49x = 208,204.16 × 82,893.85
  4. Step 4: Simplify right side
    150,872.49x = 17,258,843,473.44
  5. Step 5: Solve for x
    x = 17,258,843,473.44/150,872.49
  6. Step 6: Final answer
    x = 114,393.57

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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.