Home / 55,821.56-83,732.22-14,268.44

Finding the Fourth Proportional to 55,821.56, 83,732.22 and 14,268.44

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Solution

The fourth proportional to 55,821.56, 83,732.22 and 14,268.44 is: 21,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.56 : 83,732.22 = 14,268.44 : x
  2. Step 2: Convert to fraction form
    55,821.56/83,732.22 = 14,268.44/x
  3. Step 3: Cross multiply
    55,821.56x = 83,732.22 × 14,268.44
  4. Step 4: Simplify right side
    55,821.56x = 1,194,728,157.14
  5. Step 5: Solve for x
    x = 1,194,728,157.14/55,821.56
  6. Step 6: Final answer
    x = 21,402.63

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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.