Home / 231,835.30-348,530.55-197,620.90

Finding the Fourth Proportional to 231,835.30, 348,530.55 and 197,620.90

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Solution

The fourth proportional to 231,835.30, 348,530.55 and 197,620.90 is: 297,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,835.30 : 348,530.55 = 197,620.90 : x
  2. Step 2: Convert to fraction form
    231,835.30/348,530.55 = 197,620.90/x
  3. Step 3: Cross multiply
    231,835.30x = 348,530.55 × 197,620.90
  4. Step 4: Simplify right side
    231,835.30x = 68,876,920,968.50
  5. Step 5: Solve for x
    x = 68,876,920,968.50/231,835.30
  6. Step 6: Final answer
    x = 297,094.19

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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.