Home / 204,057.43-281,604.04-113,417.21

Finding the Fourth Proportional to 204,057.43, 281,604.04 and 113,417.21

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Solution

The fourth proportional to 204,057.43, 281,604.04 and 113,417.21 is: 156,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,057.43 : 281,604.04 = 113,417.21 : x
  2. Step 2: Convert to fraction form
    204,057.43/281,604.04 = 113,417.21/x
  3. Step 3: Cross multiply
    204,057.43x = 281,604.04 × 113,417.21
  4. Step 4: Simplify right side
    204,057.43x = 31,938,744,962.00
  5. Step 5: Solve for x
    x = 31,938,744,962.00/204,057.43
  6. Step 6: Final answer
    x = 156,518.41

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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.