Home / 123,318.45-184,977.77-29,824.20

Finding the Fourth Proportional to 123,318.45, 184,977.77 and 29,824.20

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Solution

The fourth proportional to 123,318.45, 184,977.77 and 29,824.20 is: 44,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,318.45 : 184,977.77 = 29,824.20 : x
  2. Step 2: Convert to fraction form
    123,318.45/184,977.77 = 29,824.20/x
  3. Step 3: Cross multiply
    123,318.45x = 184,977.77 × 29,824.20
  4. Step 4: Simplify right side
    123,318.45x = 5,516,814,008.03
  5. Step 5: Solve for x
    x = 5,516,814,008.03/123,318.45
  6. Step 6: Final answer
    x = 44,736.32

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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.