Home / 123,238.92-184,881.24-39,020.34

Finding the Fourth Proportional to 123,238.92, 184,881.24 and 39,020.34

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Solution

The fourth proportional to 123,238.92, 184,881.24 and 39,020.34 is: 58,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,238.92 : 184,881.24 = 39,020.34 : x
  2. Step 2: Convert to fraction form
    123,238.92/184,881.24 = 39,020.34/x
  3. Step 3: Cross multiply
    123,238.92x = 184,881.24 × 39,020.34
  4. Step 4: Simplify right side
    123,238.92x = 7,214,128,844.42
  5. Step 5: Solve for x
    x = 7,214,128,844.42/123,238.92
  6. Step 6: Final answer
    x = 58,537.75

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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.