Home / 49,026.30-73,540.17-12,090.30

Finding the Fourth Proportional to 49,026.30, 73,540.17 and 12,090.30

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Solution

The fourth proportional to 49,026.30, 73,540.17 and 12,090.30 is: 18,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,026.30 : 73,540.17 = 12,090.30 : x
  2. Step 2: Convert to fraction form
    49,026.30/73,540.17 = 12,090.30/x
  3. Step 3: Cross multiply
    49,026.30x = 73,540.17 × 12,090.30
  4. Step 4: Simplify right side
    49,026.30x = 889,122,717.35
  5. Step 5: Solve for x
    x = 889,122,717.35/49,026.30
  6. Step 6: Final answer
    x = 18,135.63

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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.