Home / 182,558.28-273,868.55-81,393.04

Finding the Fourth Proportional to 182,558.28, 273,868.55 and 81,393.04

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Solution

The fourth proportional to 182,558.28, 273,868.55 and 81,393.04 is: 122,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,558.28 : 273,868.55 = 81,393.04 : x
  2. Step 2: Convert to fraction form
    182,558.28/273,868.55 = 81,393.04/x
  3. Step 3: Cross multiply
    182,558.28x = 273,868.55 × 81,393.04
  4. Step 4: Simplify right side
    182,558.28x = 22,290,993,844.89
  5. Step 5: Solve for x
    x = 22,290,993,844.89/182,558.28
  6. Step 6: Final answer
    x = 122,103.44

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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.