Home / 55,620.38-83,403.84-22,331.54

Finding the Fourth Proportional to 55,620.38, 83,403.84 and 22,331.54

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Solution

The fourth proportional to 55,620.38, 83,403.84 and 22,331.54 is: 33,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,620.38 : 83,403.84 = 22,331.54 : x
  2. Step 2: Convert to fraction form
    55,620.38/83,403.84 = 22,331.54/x
  3. Step 3: Cross multiply
    55,620.38x = 83,403.84 × 22,331.54
  4. Step 4: Simplify right side
    55,620.38x = 1,862,536,189.11
  5. Step 5: Solve for x
    x = 1,862,536,189.11/55,620.38
  6. Step 6: Final answer
    x = 33,486.58

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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.