Home / 109,025.46-163,371.25-73,354.64

Finding the Fourth Proportional to 109,025.46, 163,371.25 and 73,354.64

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Solution

The fourth proportional to 109,025.46, 163,371.25 and 73,354.64 is: 109,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,025.46 : 163,371.25 = 73,354.64 : x
  2. Step 2: Convert to fraction form
    109,025.46/163,371.25 = 73,354.64/x
  3. Step 3: Cross multiply
    109,025.46x = 163,371.25 × 73,354.64
  4. Step 4: Simplify right side
    109,025.46x = 11,984,039,170.73
  5. Step 5: Solve for x
    x = 11,984,039,170.73/109,025.46
  6. Step 6: Final answer
    x = 109,919.64

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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.