Home / 74,379.57-102,609.45-44,147.73

Finding the Fourth Proportional to 74,379.57, 102,609.45 and 44,147.73

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Solution

The fourth proportional to 74,379.57, 102,609.45 and 44,147.73 is: 60,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,379.57 : 102,609.45 = 44,147.73 : x
  2. Step 2: Convert to fraction form
    74,379.57/102,609.45 = 44,147.73/x
  3. Step 3: Cross multiply
    74,379.57x = 102,609.45 × 44,147.73
  4. Step 4: Simplify right side
    74,379.57x = 4,529,974,294.05
  5. Step 5: Solve for x
    x = 4,529,974,294.05/74,379.57
  6. Step 6: Final answer
    x = 60,903.48

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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.