Home / 55,687.56-83,480.04-18,224.52

Finding the Fourth Proportional to 55,687.56, 83,480.04 and 18,224.52

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Solution

The fourth proportional to 55,687.56, 83,480.04 and 18,224.52 is: 27,319.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.56 : 83,480.04 = 18,224.52 : x
  2. Step 2: Convert to fraction form
    55,687.56/83,480.04 = 18,224.52/x
  3. Step 3: Cross multiply
    55,687.56x = 83,480.04 × 18,224.52
  4. Step 4: Simplify right side
    55,687.56x = 1,521,383,658.58
  5. Step 5: Solve for x
    x = 1,521,383,658.58/55,687.56
  6. Step 6: Final answer
    x = 27,319.99

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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.