Home / 132,313.43-198,500.90-43,567.71

Finding the Fourth Proportional to 132,313.43, 198,500.90 and 43,567.71

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Solution

The fourth proportional to 132,313.43, 198,500.90 and 43,567.71 is: 65,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,313.43 : 198,500.90 = 43,567.71 : x
  2. Step 2: Convert to fraction form
    132,313.43/198,500.90 = 43,567.71/x
  3. Step 3: Cross multiply
    132,313.43x = 198,500.90 × 43,567.71
  4. Step 4: Simplify right side
    132,313.43x = 8,648,229,428.10
  5. Step 5: Solve for x
    x = 8,648,229,428.10/132,313.43
  6. Step 6: Final answer
    x = 65,361.69

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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.