Home / 40,906.30-56,447.75-23,003.90

Finding the Fourth Proportional to 40,906.30, 56,447.75 and 23,003.90

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Solution

The fourth proportional to 40,906.30, 56,447.75 and 23,003.90 is: 31,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,906.30 : 56,447.75 = 23,003.90 : x
  2. Step 2: Convert to fraction form
    40,906.30/56,447.75 = 23,003.90/x
  3. Step 3: Cross multiply
    40,906.30x = 56,447.75 × 23,003.90
  4. Step 4: Simplify right side
    40,906.30x = 1,298,518,396.23
  5. Step 5: Solve for x
    x = 1,298,518,396.23/40,906.30
  6. Step 6: Final answer
    x = 31,743.73

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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.