Home / 41,122.64-61,674.73-18,914.69

Finding the Fourth Proportional to 41,122.64, 61,674.73 and 18,914.69

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Solution

The fourth proportional to 41,122.64, 61,674.73 and 18,914.69 is: 28,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,122.64 : 61,674.73 = 18,914.69 : x
  2. Step 2: Convert to fraction form
    41,122.64/61,674.73 = 18,914.69/x
  3. Step 3: Cross multiply
    41,122.64x = 61,674.73 × 18,914.69
  4. Step 4: Simplify right side
    41,122.64x = 1,166,558,090.41
  5. Step 5: Solve for x
    x = 1,166,558,090.41/41,122.64
  6. Step 6: Final answer
    x = 28,367.78

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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.