Home / 204,101.88-304,654.68-189,072.12

Finding the Fourth Proportional to 204,101.88, 304,654.68 and 189,072.12

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Solution

The fourth proportional to 204,101.88, 304,654.68 and 189,072.12 is: 282,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,101.88 : 304,654.68 = 189,072.12 : x
  2. Step 2: Convert to fraction form
    204,101.88/304,654.68 = 189,072.12/x
  3. Step 3: Cross multiply
    204,101.88x = 304,654.68 × 189,072.12
  4. Step 4: Simplify right side
    204,101.88x = 57,601,706,215.52
  5. Step 5: Solve for x
    x = 57,601,706,215.52/204,101.88
  6. Step 6: Final answer
    x = 282,220.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.