Home / 262,194.03-393,181.70-82,233.09

Finding the Fourth Proportional to 262,194.03, 393,181.70 and 82,233.09

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Solution

The fourth proportional to 262,194.03, 393,181.70 and 82,233.09 is: 123,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,194.03 : 393,181.70 = 82,233.09 : x
  2. Step 2: Convert to fraction form
    262,194.03/393,181.70 = 82,233.09/x
  3. Step 3: Cross multiply
    262,194.03x = 393,181.70 × 82,233.09
  4. Step 4: Simplify right side
    262,194.03x = 32,332,545,711.29
  5. Step 5: Solve for x
    x = 32,332,545,711.29/262,194.03
  6. Step 6: Final answer
    x = 123,315.34

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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.