Home / 132,450.11-198,682.07-43,710.54

Finding the Fourth Proportional to 132,450.11, 198,682.07 and 43,710.54

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Solution

The fourth proportional to 132,450.11, 198,682.07 and 43,710.54 is: 65,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,450.11 : 198,682.07 = 43,710.54 : x
  2. Step 2: Convert to fraction form
    132,450.11/198,682.07 = 43,710.54/x
  3. Step 3: Cross multiply
    132,450.11x = 198,682.07 × 43,710.54
  4. Step 4: Simplify right side
    132,450.11x = 8,684,500,349.47
  5. Step 5: Solve for x
    x = 8,684,500,349.47/132,450.11
  6. Step 6: Final answer
    x = 65,568.09

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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.