Home / 203,730.63-281,118.42-113,087.37

Finding the Fourth Proportional to 203,730.63, 281,118.42 and 113,087.37

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Solution

The fourth proportional to 203,730.63, 281,118.42 and 113,087.37 is: 156,044.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,730.63 : 281,118.42 = 113,087.37 : x
  2. Step 2: Convert to fraction form
    203,730.63/281,118.42 = 113,087.37/x
  3. Step 3: Cross multiply
    203,730.63x = 281,118.42 × 113,087.37
  4. Step 4: Simplify right side
    203,730.63x = 31,790,942,776.36
  5. Step 5: Solve for x
    x = 31,790,942,776.36/203,730.63
  6. Step 6: Final answer
    x = 156,044.00

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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.