Home / 98,629.20-147,958.56-36,294.96

Finding the Fourth Proportional to 98,629.20, 147,958.56 and 36,294.96

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Solution

The fourth proportional to 98,629.20, 147,958.56 and 36,294.96 is: 54,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,629.20 : 147,958.56 = 36,294.96 : x
  2. Step 2: Convert to fraction form
    98,629.20/147,958.56 = 36,294.96/x
  3. Step 3: Cross multiply
    98,629.20x = 147,958.56 × 36,294.96
  4. Step 4: Simplify right side
    98,629.20x = 5,370,150,016.86
  5. Step 5: Solve for x
    x = 5,370,150,016.86/98,629.20
  6. Step 6: Final answer
    x = 54,447.87

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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.