Home / 204,558.15-306,911.25-104,765.34

Finding the Fourth Proportional to 204,558.15, 306,911.25 and 104,765.34

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Solution

The fourth proportional to 204,558.15, 306,911.25 and 104,765.34 is: 157,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,558.15 : 306,911.25 = 104,765.34 : x
  2. Step 2: Convert to fraction form
    204,558.15/306,911.25 = 104,765.34/x
  3. Step 3: Cross multiply
    204,558.15x = 306,911.25 × 104,765.34
  4. Step 4: Simplify right side
    204,558.15x = 32,153,661,456.08
  5. Step 5: Solve for x
    x = 32,153,661,456.08/204,558.15
  6. Step 6: Final answer
    x = 157,185.92

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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.