Home / 231,690.30-347,535.45-73,934.70

Finding the Fourth Proportional to 231,690.30, 347,535.45 and 73,934.70

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Solution

The fourth proportional to 231,690.30, 347,535.45 and 73,934.70 is: 110,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,690.30 : 347,535.45 = 73,934.70 : x
  2. Step 2: Convert to fraction form
    231,690.30/347,535.45 = 73,934.70/x
  3. Step 3: Cross multiply
    231,690.30x = 347,535.45 × 73,934.70
  4. Step 4: Simplify right side
    231,690.30x = 25,694,929,235.12
  5. Step 5: Solve for x
    x = 25,694,929,235.12/231,690.30
  6. Step 6: Final answer
    x = 110,902.05

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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.