Home / 54,251.54-81,311.60-23,021.18

Finding the Fourth Proportional to 54,251.54, 81,311.60 and 23,021.18

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Solution

The fourth proportional to 54,251.54, 81,311.60 and 23,021.18 is: 34,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,251.54 : 81,311.60 = 23,021.18 : x
  2. Step 2: Convert to fraction form
    54,251.54/81,311.60 = 23,021.18/x
  3. Step 3: Cross multiply
    54,251.54x = 81,311.60 × 23,021.18
  4. Step 4: Simplify right side
    54,251.54x = 1,871,888,979.69
  5. Step 5: Solve for x
    x = 1,871,888,979.69/54,251.54
  6. Step 6: Final answer
    x = 34,503.89

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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.