Home / 41,091.20-61,636.80-27,969.20

Finding the Fourth Proportional to 41,091.20, 61,636.80 and 27,969.20

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Solution

The fourth proportional to 41,091.20, 61,636.80 and 27,969.20 is: 41,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,091.20 : 61,636.80 = 27,969.20 : x
  2. Step 2: Convert to fraction form
    41,091.20/61,636.80 = 27,969.20/x
  3. Step 3: Cross multiply
    41,091.20x = 61,636.80 × 27,969.20
  4. Step 4: Simplify right side
    41,091.20x = 1,723,931,986.56
  5. Step 5: Solve for x
    x = 1,723,931,986.56/41,091.20
  6. Step 6: Final answer
    x = 41,953.80

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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.