Home / 150,824.43-208,139.42-82,843.00

Finding the Fourth Proportional to 150,824.43, 208,139.42 and 82,843.00

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Solution

The fourth proportional to 150,824.43, 208,139.42 and 82,843.00 is: 114,324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,824.43 : 208,139.42 = 82,843.00 : x
  2. Step 2: Convert to fraction form
    150,824.43/208,139.42 = 82,843.00/x
  3. Step 3: Cross multiply
    150,824.43x = 208,139.42 × 82,843.00
  4. Step 4: Simplify right side
    150,824.43x = 17,242,894,828.60
  5. Step 5: Solve for x
    x = 17,242,894,828.60/150,824.43
  6. Step 6: Final answer
    x = 114,324.28

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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.