Home / 132,473.32-198,704.94-43,724.20

Finding the Fourth Proportional to 132,473.32, 198,704.94 and 43,724.20

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Solution

The fourth proportional to 132,473.32, 198,704.94 and 43,724.20 is: 65,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,473.32 : 198,704.94 = 43,724.20 : x
  2. Step 2: Convert to fraction form
    132,473.32/198,704.94 = 43,724.20/x
  3. Step 3: Cross multiply
    132,473.32x = 198,704.94 × 43,724.20
  4. Step 4: Simplify right side
    132,473.32x = 8,688,214,537.55
  5. Step 5: Solve for x
    x = 8,688,214,537.55/132,473.32
  6. Step 6: Final answer
    x = 65,584.64

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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.