Home / 48,857.16-73,295.49-20,777.04

Finding the Fourth Proportional to 48,857.16, 73,295.49 and 20,777.04

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Solution

The fourth proportional to 48,857.16, 73,295.49 and 20,777.04 is: 31,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,857.16 : 73,295.49 = 20,777.04 : x
  2. Step 2: Convert to fraction form
    48,857.16/73,295.49 = 20,777.04/x
  3. Step 3: Cross multiply
    48,857.16x = 73,295.49 × 20,777.04
  4. Step 4: Simplify right side
    48,857.16x = 1,522,863,327.55
  5. Step 5: Solve for x
    x = 1,522,863,327.55/48,857.16
  6. Step 6: Final answer
    x = 31,169.71

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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.