Home / 378,580.23-567,747.48-125,792.85

Finding the Fourth Proportional to 378,580.23, 567,747.48 and 125,792.85

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Solution

The fourth proportional to 378,580.23, 567,747.48 and 125,792.85 is: 188,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,580.23 : 567,747.48 = 125,792.85 : x
  2. Step 2: Convert to fraction form
    378,580.23/567,747.48 = 125,792.85/x
  3. Step 3: Cross multiply
    378,580.23x = 567,747.48 × 125,792.85
  4. Step 4: Simplify right side
    378,580.23x = 71,418,572,289.13
  5. Step 5: Solve for x
    x = 71,418,572,289.13/378,580.23
  6. Step 6: Final answer
    x = 188,648.45

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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.