Home / 35,974.34-53,961.17-20,179.34

Finding the Fourth Proportional to 35,974.34, 53,961.17 and 20,179.34

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Solution

The fourth proportional to 35,974.34, 53,961.17 and 20,179.34 is: 30,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,974.34 : 53,961.17 = 20,179.34 : x
  2. Step 2: Convert to fraction form
    35,974.34/53,961.17 = 20,179.34/x
  3. Step 3: Cross multiply
    35,974.34x = 53,961.17 × 20,179.34
  4. Step 4: Simplify right side
    35,974.34x = 1,088,900,425.53
  5. Step 5: Solve for x
    x = 1,088,900,425.53/35,974.34
  6. Step 6: Final answer
    x = 30,268.81

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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.