Home / 132,453.96-198,687.80-43,714.38

Finding the Fourth Proportional to 132,453.96, 198,687.80 and 43,714.38

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Solution

The fourth proportional to 132,453.96, 198,687.80 and 43,714.38 is: 65,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,453.96 : 198,687.80 = 43,714.38 : x
  2. Step 2: Convert to fraction form
    132,453.96/198,687.80 = 43,714.38/x
  3. Step 3: Cross multiply
    132,453.96x = 198,687.80 × 43,714.38
  4. Step 4: Simplify right side
    132,453.96x = 8,685,513,990.56
  5. Step 5: Solve for x
    x = 8,685,513,990.56/132,453.96
  6. Step 6: Final answer
    x = 65,573.84

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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.