Home / 123,331.10-184,921.73-48,361.43

Finding the Fourth Proportional to 123,331.10, 184,921.73 and 48,361.43

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Solution

The fourth proportional to 123,331.10, 184,921.73 and 48,361.43 is: 72,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,331.10 : 184,921.73 = 48,361.43 : x
  2. Step 2: Convert to fraction form
    123,331.10/184,921.73 = 48,361.43/x
  3. Step 3: Cross multiply
    123,331.10x = 184,921.73 × 48,361.43
  4. Step 4: Simplify right side
    123,331.10x = 8,943,078,134.46
  5. Step 5: Solve for x
    x = 8,943,078,134.46/123,331.10
  6. Step 6: Final answer
    x = 72,512.76

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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.