Home / 204,353.82-306,579.95-64,112.45

Finding the Fourth Proportional to 204,353.82, 306,579.95 and 64,112.45

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Solution

The fourth proportional to 204,353.82, 306,579.95 and 64,112.45 is: 96,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,353.82 : 306,579.95 = 64,112.45 : x
  2. Step 2: Convert to fraction form
    204,353.82/306,579.95 = 64,112.45/x
  3. Step 3: Cross multiply
    204,353.82x = 306,579.95 × 64,112.45
  4. Step 4: Simplify right side
    204,353.82x = 19,655,589,861.92
  5. Step 5: Solve for x
    x = 19,655,589,861.92/204,353.82
  6. Step 6: Final answer
    x = 96,184.11

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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.