Home / 330,639.96-496,043.25-93,982.64

Finding the Fourth Proportional to 330,639.96, 496,043.25 and 93,982.64

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Solution

The fourth proportional to 330,639.96, 496,043.25 and 93,982.64 is: 140,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,639.96 : 496,043.25 = 93,982.64 : x
  2. Step 2: Convert to fraction form
    330,639.96/496,043.25 = 93,982.64/x
  3. Step 3: Cross multiply
    330,639.96x = 496,043.25 × 93,982.64
  4. Step 4: Simplify right side
    330,639.96x = 46,619,452,366.12
  5. Step 5: Solve for x
    x = 46,619,452,366.12/330,639.96
  6. Step 6: Final answer
    x = 140,997.64

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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.