Home / 203,823.48-281,283.48-113,180.96

Finding the Fourth Proportional to 203,823.48, 281,283.48 and 113,180.96

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Solution

The fourth proportional to 203,823.48, 281,283.48 and 113,180.96 is: 156,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,823.48 : 281,283.48 = 113,180.96 : x
  2. Step 2: Convert to fraction form
    203,823.48/281,283.48 = 113,180.96/x
  3. Step 3: Cross multiply
    203,823.48x = 281,283.48 × 113,180.96
  4. Step 4: Simplify right side
    203,823.48x = 31,835,933,732.64
  5. Step 5: Solve for x
    x = 31,835,933,732.64/203,823.48
  6. Step 6: Final answer
    x = 156,193.65

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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.