Home / 74,380.29-111,379.95-41,063.37

Finding the Fourth Proportional to 74,380.29, 111,379.95 and 41,063.37

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Solution

The fourth proportional to 74,380.29, 111,379.95 and 41,063.37 is: 61,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,380.29 : 111,379.95 = 41,063.37 : x
  2. Step 2: Convert to fraction form
    74,380.29/111,379.95 = 41,063.37/x
  3. Step 3: Cross multiply
    74,380.29x = 111,379.95 × 41,063.37
  4. Step 4: Simplify right side
    74,380.29x = 4,573,636,097.43
  5. Step 5: Solve for x
    x = 4,573,636,097.43/74,380.29
  6. Step 6: Final answer
    x = 61,489.89

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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.