Home / 92,625.86-138,558.18-73,942.38

Finding the Fourth Proportional to 92,625.86, 138,558.18 and 73,942.38

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Solution

The fourth proportional to 92,625.86, 138,558.18 and 73,942.38 is: 110,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,625.86 : 138,558.18 = 73,942.38 : x
  2. Step 2: Convert to fraction form
    92,625.86/138,558.18 = 73,942.38/x
  3. Step 3: Cross multiply
    92,625.86x = 138,558.18 × 73,942.38
  4. Step 4: Simplify right side
    92,625.86x = 10,245,321,597.67
  5. Step 5: Solve for x
    x = 10,245,321,597.67/92,625.86
  6. Step 6: Final answer
    x = 110,609.74

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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.