Home / 57,414.36-79,305.30-43,903.56

Finding the Fourth Proportional to 57,414.36, 79,305.30 and 43,903.56

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Solution

The fourth proportional to 57,414.36, 79,305.30 and 43,903.56 is: 60,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,414.36 : 79,305.30 = 43,903.56 : x
  2. Step 2: Convert to fraction form
    57,414.36/79,305.30 = 43,903.56/x
  3. Step 3: Cross multiply
    57,414.36x = 79,305.30 × 43,903.56
  4. Step 4: Simplify right side
    57,414.36x = 3,481,784,996.87
  5. Step 5: Solve for x
    x = 3,481,784,996.87/57,414.36
  6. Step 6: Final answer
    x = 60,643.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.