Home / 202,320.54-303,540.96-89,985.24

Finding the Fourth Proportional to 202,320.54, 303,540.96 and 89,985.24

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Solution

The fourth proportional to 202,320.54, 303,540.96 and 89,985.24 is: 135,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,320.54 : 303,540.96 = 89,985.24 : x
  2. Step 2: Convert to fraction form
    202,320.54/303,540.96 = 89,985.24/x
  3. Step 3: Cross multiply
    202,320.54x = 303,540.96 × 89,985.24
  4. Step 4: Simplify right side
    202,320.54x = 27,314,206,135.43
  5. Step 5: Solve for x
    x = 27,314,206,135.43/202,320.54
  6. Step 6: Final answer
    x = 135,004.61

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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.