Home / 115,630.72-173,442.12-49,027.96

Finding the Fourth Proportional to 115,630.72, 173,442.12 and 49,027.96

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Solution

The fourth proportional to 115,630.72, 173,442.12 and 49,027.96 is: 73,540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,630.72 : 173,442.12 = 49,027.96 : x
  2. Step 2: Convert to fraction form
    115,630.72/173,442.12 = 49,027.96/x
  3. Step 3: Cross multiply
    115,630.72x = 173,442.12 × 49,027.96
  4. Step 4: Simplify right side
    115,630.72x = 8,503,513,321.68
  5. Step 5: Solve for x
    x = 8,503,513,321.68/115,630.72
  6. Step 6: Final answer
    x = 73,540.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.