Home / 37,418.67-56,109.26-12,450.02

Finding the Fourth Proportional to 37,418.67, 56,109.26 and 12,450.02

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Solution

The fourth proportional to 37,418.67, 56,109.26 and 12,450.02 is: 18,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,418.67 : 56,109.26 = 12,450.02 : x
  2. Step 2: Convert to fraction form
    37,418.67/56,109.26 = 12,450.02/x
  3. Step 3: Cross multiply
    37,418.67x = 56,109.26 × 12,450.02
  4. Step 4: Simplify right side
    37,418.67x = 698,561,066.39
  5. Step 5: Solve for x
    x = 698,561,066.39/37,418.67
  6. Step 6: Final answer
    x = 18,668.78

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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.