Home / 133,742.33-184,583.30-82,771.48

Finding the Fourth Proportional to 133,742.33, 184,583.30 and 82,771.48

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Solution

The fourth proportional to 133,742.33, 184,583.30 and 82,771.48 is: 114,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,742.33 : 184,583.30 = 82,771.48 : x
  2. Step 2: Convert to fraction form
    133,742.33/184,583.30 = 82,771.48/x
  3. Step 3: Cross multiply
    133,742.33x = 184,583.30 × 82,771.48
  4. Step 4: Simplify right side
    133,742.33x = 15,278,232,741.16
  5. Step 5: Solve for x
    x = 15,278,232,741.16/133,742.33
  6. Step 6: Final answer
    x = 114,236.33

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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.