Home / 69,917.64-96,481.80-41,230.72

Finding the Fourth Proportional to 69,917.64, 96,481.80 and 41,230.72

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Solution

The fourth proportional to 69,917.64, 96,481.80 and 41,230.72 is: 56,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.64 : 96,481.80 = 41,230.72 : x
  2. Step 2: Convert to fraction form
    69,917.64/96,481.80 = 41,230.72/x
  3. Step 3: Cross multiply
    69,917.64x = 96,481.80 × 41,230.72
  4. Step 4: Simplify right side
    69,917.64x = 3,978,013,874.74
  5. Step 5: Solve for x
    x = 3,978,013,874.74/69,917.64
  6. Step 6: Final answer
    x = 56,895.71

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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.