Home / 123,255.27-184,910.58-39,020.45

Finding the Fourth Proportional to 123,255.27, 184,910.58 and 39,020.45

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Solution

The fourth proportional to 123,255.27, 184,910.58 and 39,020.45 is: 58,539.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,255.27 : 184,910.58 = 39,020.45 : x
  2. Step 2: Convert to fraction form
    123,255.27/184,910.58 = 39,020.45/x
  3. Step 3: Cross multiply
    123,255.27x = 184,910.58 × 39,020.45
  4. Step 4: Simplify right side
    123,255.27x = 7,215,293,116.81
  5. Step 5: Solve for x
    x = 7,215,293,116.81/123,255.27
  6. Step 6: Final answer
    x = 58,539.43

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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.