Home / 42,350.22-63,512.32-29,286.54

Finding the Fourth Proportional to 42,350.22, 63,512.32 and 29,286.54

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Solution

The fourth proportional to 42,350.22, 63,512.32 and 29,286.54 is: 43,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,350.22 : 63,512.32 = 29,286.54 : x
  2. Step 2: Convert to fraction form
    42,350.22/63,512.32 = 29,286.54/x
  3. Step 3: Cross multiply
    42,350.22x = 63,512.32 × 29,286.54
  4. Step 4: Simplify right side
    42,350.22x = 1,860,056,100.17
  5. Step 5: Solve for x
    x = 1,860,056,100.17/42,350.22
  6. Step 6: Final answer
    x = 43,920.81

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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.