Home / 250,836.43-376,312.11-108,705.55

Finding the Fourth Proportional to 250,836.43, 376,312.11 and 108,705.55

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Solution

The fourth proportional to 250,836.43, 376,312.11 and 108,705.55 is: 163,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,836.43 : 376,312.11 = 108,705.55 : x
  2. Step 2: Convert to fraction form
    250,836.43/376,312.11 = 108,705.55/x
  3. Step 3: Cross multiply
    250,836.43x = 376,312.11 × 108,705.55
  4. Step 4: Simplify right side
    250,836.43x = 40,907,213,358.50
  5. Step 5: Solve for x
    x = 40,907,213,358.50/250,836.43
  6. Step 6: Final answer
    x = 163,083.22

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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.