Home / 268,940.49-370,974.15-165,591.33

Finding the Fourth Proportional to 268,940.49, 370,974.15 and 165,591.33

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Solution

The fourth proportional to 268,940.49, 370,974.15 and 165,591.33 is: 228,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,940.49 : 370,974.15 = 165,591.33 : x
  2. Step 2: Convert to fraction form
    268,940.49/370,974.15 = 165,591.33/x
  3. Step 3: Cross multiply
    268,940.49x = 370,974.15 × 165,591.33
  4. Step 4: Simplify right side
    268,940.49x = 61,430,102,894.12
  5. Step 5: Solve for x
    x = 61,430,102,894.12/268,940.49
  6. Step 6: Final answer
    x = 228,415.23

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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.