Home / 133,558.07-184,310.16-73,132.43

Finding the Fourth Proportional to 133,558.07, 184,310.16 and 73,132.43

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Solution

The fourth proportional to 133,558.07, 184,310.16 and 73,132.43 is: 100,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,558.07 : 184,310.16 = 73,132.43 : x
  2. Step 2: Convert to fraction form
    133,558.07/184,310.16 = 73,132.43/x
  3. Step 3: Cross multiply
    133,558.07x = 184,310.16 × 73,132.43
  4. Step 4: Simplify right side
    133,558.07x = 13,479,049,874.49
  5. Step 5: Solve for x
    x = 13,479,049,874.49/133,558.07
  6. Step 6: Final answer
    x = 100,922.77

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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.