Home / 250,836.70-376,312.51-108,705.83

Finding the Fourth Proportional to 250,836.70, 376,312.51 and 108,705.83

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Solution

The fourth proportional to 250,836.70, 376,312.51 and 108,705.83 is: 163,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,836.70 : 376,312.51 = 108,705.83 : x
  2. Step 2: Convert to fraction form
    250,836.70/376,312.51 = 108,705.83/x
  3. Step 3: Cross multiply
    250,836.70x = 376,312.51 × 108,705.83
  4. Step 4: Simplify right side
    250,836.70x = 40,907,364,407.95
  5. Step 5: Solve for x
    x = 40,907,364,407.95/250,836.70
  6. Step 6: Final answer
    x = 163,083.65

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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.