Home / 269,504.49-371,933.19-154,819.02

Finding the Fourth Proportional to 269,504.49, 371,933.19 and 154,819.02

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Solution

The fourth proportional to 269,504.49, 371,933.19 and 154,819.02 is: 213,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,504.49 : 371,933.19 = 154,819.02 : x
  2. Step 2: Convert to fraction form
    269,504.49/371,933.19 = 154,819.02/x
  3. Step 3: Cross multiply
    269,504.49x = 371,933.19 × 154,819.02
  4. Step 4: Simplify right side
    269,504.49x = 57,582,331,981.27
  5. Step 5: Solve for x
    x = 57,582,331,981.27/269,504.49
  6. Step 6: Final answer
    x = 213,660.01

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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.