Home / 641,371.28-962,087.91-168,057.09

Finding the Fourth Proportional to 641,371.28, 962,087.91 and 168,057.09

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Solution

The fourth proportional to 641,371.28, 962,087.91 and 168,057.09 is: 252,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,371.28 : 962,087.91 = 168,057.09 : x
  2. Step 2: Convert to fraction form
    641,371.28/962,087.91 = 168,057.09/x
  3. Step 3: Cross multiply
    641,371.28x = 962,087.91 × 168,057.09
  4. Step 4: Simplify right side
    641,371.28x = 161,685,693,848.57
  5. Step 5: Solve for x
    x = 161,685,693,848.57/641,371.28
  6. Step 6: Final answer
    x = 252,093.76

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1.5x scale

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.