Home / 123,435.24-185,151.48-39,193.14

Finding the Fourth Proportional to 123,435.24, 185,151.48 and 39,193.14

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Solution

The fourth proportional to 123,435.24, 185,151.48 and 39,193.14 is: 58,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,435.24 : 185,151.48 = 39,193.14 : x
  2. Step 2: Convert to fraction form
    123,435.24/185,151.48 = 39,193.14/x
  3. Step 3: Cross multiply
    123,435.24x = 185,151.48 × 39,193.14
  4. Step 4: Simplify right side
    123,435.24x = 7,256,667,876.85
  5. Step 5: Solve for x
    x = 7,256,667,876.85/123,435.24
  6. Step 6: Final answer
    x = 58,789.27

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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.