Home / 132,195.18-198,489.57-53,463.18

Finding the Fourth Proportional to 132,195.18, 198,489.57 and 53,463.18

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Solution

The fourth proportional to 132,195.18, 198,489.57 and 53,463.18 is: 80,274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,195.18 : 198,489.57 = 53,463.18 : x
  2. Step 2: Convert to fraction form
    132,195.18/198,489.57 = 53,463.18/x
  3. Step 3: Cross multiply
    132,195.18x = 198,489.57 × 53,463.18
  4. Step 4: Simplify right side
    132,195.18x = 10,611,883,609.03
  5. Step 5: Solve for x
    x = 10,611,883,609.03/132,195.18
  6. Step 6: Final answer
    x = 80,274.36

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1.5x scale

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.