Home / 231,826.80-347,790.60-132,034.80

Finding the Fourth Proportional to 231,826.80, 347,790.60 and 132,034.80

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Solution

The fourth proportional to 231,826.80, 347,790.60 and 132,034.80 is: 198,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,826.80 : 347,790.60 = 132,034.80 : x
  2. Step 2: Convert to fraction form
    231,826.80/347,790.60 = 132,034.80/x
  3. Step 3: Cross multiply
    231,826.80x = 347,790.60 × 132,034.80
  4. Step 4: Simplify right side
    231,826.80x = 45,920,462,312.88
  5. Step 5: Solve for x
    x = 45,920,462,312.88/231,826.80
  6. Step 6: Final answer
    x = 198,080.90

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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.