Home / 297,979.75-447,250.52-108,623.13

Finding the Fourth Proportional to 297,979.75, 447,250.52 and 108,623.13

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Solution

The fourth proportional to 297,979.75, 447,250.52 and 108,623.13 is: 163,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,979.75 : 447,250.52 = 108,623.13 : x
  2. Step 2: Convert to fraction form
    297,979.75/447,250.52 = 108,623.13/x
  3. Step 3: Cross multiply
    297,979.75x = 447,250.52 × 108,623.13
  4. Step 4: Simplify right side
    297,979.75x = 48,581,751,376.53
  5. Step 5: Solve for x
    x = 48,581,751,376.53/297,979.75
  6. Step 6: Final answer
    x = 163,037.09

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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.