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Finding the Fourth Proportional to 168,510.96, 252,749.70 and 43,851.96

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Solution

The fourth proportional to 168,510.96, 252,749.70 and 43,851.96 is: 65,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,510.96 : 252,749.70 = 43,851.96 : x
  2. Step 2: Convert to fraction form
    168,510.96/252,749.70 = 43,851.96/x
  3. Step 3: Cross multiply
    168,510.96x = 252,749.70 × 43,851.96
  4. Step 4: Simplify right side
    168,510.96x = 11,083,569,734.41
  5. Step 5: Solve for x
    x = 11,083,569,734.41/168,510.96
  6. Step 6: Final answer
    x = 65,773.58

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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.