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Finding the Fourth Proportional to 132,536.44, 198,810.90 and 43,797.88

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Solution

The fourth proportional to 132,536.44, 198,810.90 and 43,797.88 is: 65,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,536.44 : 198,810.90 = 43,797.88 : x
  2. Step 2: Convert to fraction form
    132,536.44/198,810.90 = 43,797.88/x
  3. Step 3: Cross multiply
    132,536.44x = 198,810.90 × 43,797.88
  4. Step 4: Simplify right side
    132,536.44x = 8,707,495,940.89
  5. Step 5: Solve for x
    x = 8,707,495,940.89/132,536.44
  6. Step 6: Final answer
    x = 65,698.88

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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.