Home / 204,399.54-282,005.73-123,801.30

Finding the Fourth Proportional to 204,399.54, 282,005.73 and 123,801.30

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Solution

The fourth proportional to 204,399.54, 282,005.73 and 123,801.30 is: 170,806.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,399.54 : 282,005.73 = 123,801.30 : x
  2. Step 2: Convert to fraction form
    204,399.54/282,005.73 = 123,801.30/x
  3. Step 3: Cross multiply
    204,399.54x = 282,005.73 × 123,801.30
  4. Step 4: Simplify right side
    204,399.54x = 34,912,675,981.45
  5. Step 5: Solve for x
    x = 34,912,675,981.45/204,399.54
  6. Step 6: Final answer
    x = 170,806.04

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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.