Home / 231,845.80-348,546.30-197,631.40

Finding the Fourth Proportional to 231,845.80, 348,546.30 and 197,631.40

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Solution

The fourth proportional to 231,845.80, 348,546.30 and 197,631.40 is: 297,109.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,845.80 : 348,546.30 = 197,631.40 : x
  2. Step 2: Convert to fraction form
    231,845.80/348,546.30 = 197,631.40/x
  3. Step 3: Cross multiply
    231,845.80x = 348,546.30 × 197,631.40
  4. Step 4: Simplify right side
    231,845.80x = 68,883,693,233.82
  5. Step 5: Solve for x
    x = 68,883,693,233.82/231,845.80
  6. Step 6: Final answer
    x = 297,109.95

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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.