Home / 204,361.14-306,262.26-154,400.34

Finding the Fourth Proportional to 204,361.14, 306,262.26 and 154,400.34

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Solution

The fourth proportional to 204,361.14, 306,262.26 and 154,400.34 is: 231,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,361.14 : 306,262.26 = 154,400.34 : x
  2. Step 2: Convert to fraction form
    204,361.14/306,262.26 = 154,400.34/x
  3. Step 3: Cross multiply
    204,361.14x = 306,262.26 × 154,400.34
  4. Step 4: Simplify right side
    204,361.14x = 47,286,997,073.17
  5. Step 5: Solve for x
    x = 47,286,997,073.17/204,361.14
  6. Step 6: Final answer
    x = 231,389.38

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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.