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Finding the Fourth Proportional to 132,573.44, 198,891.29 and 43,826.93

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Solution

The fourth proportional to 132,573.44, 198,891.29 and 43,826.93 is: 65,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573.44 : 198,891.29 = 43,826.93 : x
  2. Step 2: Convert to fraction form
    132,573.44/198,891.29 = 43,826.93/x
  3. Step 3: Cross multiply
    132,573.44x = 198,891.29 × 43,826.93
  4. Step 4: Simplify right side
    132,573.44x = 8,716,793,430.85
  5. Step 5: Solve for x
    x = 8,716,793,430.85/132,573.44
  6. Step 6: Final answer
    x = 65,750.68

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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.