Home / 231,811.88-347,834.46-172,766.12

Finding the Fourth Proportional to 231,811.88, 347,834.46 and 172,766.12

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Solution

The fourth proportional to 231,811.88, 347,834.46 and 172,766.12 is: 259,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,811.88 : 347,834.46 = 172,766.12 : x
  2. Step 2: Convert to fraction form
    231,811.88/347,834.46 = 172,766.12/x
  3. Step 3: Cross multiply
    231,811.88x = 347,834.46 × 172,766.12
  4. Step 4: Simplify right side
    231,811.88x = 60,094,010,056.50
  5. Step 5: Solve for x
    x = 60,094,010,056.50/231,811.88
  6. Step 6: Final answer
    x = 259,236.11

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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.