Home / 193,910.31-267,506.40-113,341.23

Finding the Fourth Proportional to 193,910.31, 267,506.40 and 113,341.23

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Solution

The fourth proportional to 193,910.31, 267,506.40 and 113,341.23 is: 156,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,910.31 : 267,506.40 = 113,341.23 : x
  2. Step 2: Convert to fraction form
    193,910.31/267,506.40 = 113,341.23/x
  3. Step 3: Cross multiply
    193,910.31x = 267,506.40 × 113,341.23
  4. Step 4: Simplify right side
    193,910.31x = 30,319,504,408.87
  5. Step 5: Solve for x
    x = 30,319,504,408.87/193,910.31
  6. Step 6: Final answer
    x = 156,358.39

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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.