Home / 204,190.96-306,301.04-54,430.48

Finding the Fourth Proportional to 204,190.96, 306,301.04 and 54,430.48

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Solution

The fourth proportional to 204,190.96, 306,301.04 and 54,430.48 is: 81,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,190.96 : 306,301.04 = 54,430.48 : x
  2. Step 2: Convert to fraction form
    204,190.96/306,301.04 = 54,430.48/x
  3. Step 3: Cross multiply
    204,190.96x = 306,301.04 × 54,430.48
  4. Step 4: Simplify right side
    204,190.96x = 16,672,112,631.70
  5. Step 5: Solve for x
    x = 16,672,112,631.70/204,190.96
  6. Step 6: Final answer
    x = 81,649.61

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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.