Home / 203,795.33-281,246.34-113,151.31

Finding the Fourth Proportional to 203,795.33, 281,246.34 and 113,151.31

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Solution

The fourth proportional to 203,795.33, 281,246.34 and 113,151.31 is: 156,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,795.33 : 281,246.34 = 113,151.31 : x
  2. Step 2: Convert to fraction form
    203,795.33/281,246.34 = 113,151.31/x
  3. Step 3: Cross multiply
    203,795.33x = 281,246.34 × 113,151.31
  4. Step 4: Simplify right side
    203,795.33x = 31,823,390,397.47
  5. Step 5: Solve for x
    x = 31,823,390,397.47/203,795.33
  6. Step 6: Final answer
    x = 156,153.68

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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.