Home / 74,305.74-111,458.73-39,245.82

Finding the Fourth Proportional to 74,305.74, 111,458.73 and 39,245.82

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Solution

The fourth proportional to 74,305.74, 111,458.73 and 39,245.82 is: 58,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,305.74 : 111,458.73 = 39,245.82 : x
  2. Step 2: Convert to fraction form
    74,305.74/111,458.73 = 39,245.82/x
  3. Step 3: Cross multiply
    74,305.74x = 111,458.73 × 39,245.82
  4. Step 4: Simplify right side
    74,305.74x = 4,374,289,255.01
  5. Step 5: Solve for x
    x = 4,374,289,255.01/74,305.74
  6. Step 6: Final answer
    x = 58,868.79

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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.