Home / 132,532.35-198,797.60-53,645.45

Finding the Fourth Proportional to 132,532.35, 198,797.60 and 53,645.45

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Solution

The fourth proportional to 132,532.35, 198,797.60 and 53,645.45 is: 80,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,532.35 : 198,797.60 = 53,645.45 : x
  2. Step 2: Convert to fraction form
    132,532.35/198,797.60 = 53,645.45/x
  3. Step 3: Cross multiply
    132,532.35x = 198,797.60 × 53,645.45
  4. Step 4: Simplify right side
    132,532.35x = 10,664,585,448.70
  5. Step 5: Solve for x
    x = 10,664,585,448.70/132,532.35
  6. Step 6: Final answer
    x = 80,467.79

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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.