Home / 204,462.43-306,742.14-64,221.05

Finding the Fourth Proportional to 204,462.43, 306,742.14 and 64,221.05

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Solution

The fourth proportional to 204,462.43, 306,742.14 and 64,221.05 is: 96,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,462.43 : 306,742.14 = 64,221.05 : x
  2. Step 2: Convert to fraction form
    204,462.43/306,742.14 = 64,221.05/x
  3. Step 3: Cross multiply
    204,462.43x = 306,742.14 × 64,221.05
  4. Step 4: Simplify right side
    204,462.43x = 19,699,303,076.90
  5. Step 5: Solve for x
    x = 19,699,303,076.90/204,462.43
  6. Step 6: Final answer
    x = 96,346.81

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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.