Home / 49,776.96-68,690.16-27,115.50

Finding the Fourth Proportional to 49,776.96, 68,690.16 and 27,115.50

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Solution

The fourth proportional to 49,776.96, 68,690.16 and 27,115.50 is: 37,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776.96 : 68,690.16 = 27,115.50 : x
  2. Step 2: Convert to fraction form
    49,776.96/68,690.16 = 27,115.50/x
  3. Step 3: Cross multiply
    49,776.96x = 68,690.16 × 27,115.50
  4. Step 4: Simplify right side
    49,776.96x = 1,862,568,033.48
  5. Step 5: Solve for x
    x = 1,862,568,033.48/49,776.96
  6. Step 6: Final answer
    x = 37,418.28

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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.