Home / 132,629.34-198,964.53-43,905.18

Finding the Fourth Proportional to 132,629.34, 198,964.53 and 43,905.18

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Solution

The fourth proportional to 132,629.34, 198,964.53 and 43,905.18 is: 65,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,629.34 : 198,964.53 = 43,905.18 : x
  2. Step 2: Convert to fraction form
    132,629.34/198,964.53 = 43,905.18/x
  3. Step 3: Cross multiply
    132,629.34x = 198,964.53 × 43,905.18
  4. Step 4: Simplify right side
    132,629.34x = 8,735,573,503.27
  5. Step 5: Solve for x
    x = 8,735,573,503.27/132,629.34
  6. Step 6: Final answer
    x = 65,864.56

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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.