Home / 198,160.72-271,780.39-190,022.96

Finding the Fourth Proportional to 198,160.72, 271,780.39 and 190,022.96

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Solution

The fourth proportional to 198,160.72, 271,780.39 and 190,022.96 is: 260,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,160.72 : 271,780.39 = 190,022.96 : x
  2. Step 2: Convert to fraction form
    198,160.72/271,780.39 = 190,022.96/x
  3. Step 3: Cross multiply
    198,160.72x = 271,780.39 × 190,022.96
  4. Step 4: Simplify right side
    198,160.72x = 51,644,513,056.38
  5. Step 5: Solve for x
    x = 51,644,513,056.38/198,160.72
  6. Step 6: Final answer
    x = 260,619.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.