Home / 136,431.46-204,654.78-41,676.04

Finding the Fourth Proportional to 136,431.46, 204,654.78 and 41,676.04

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Solution

The fourth proportional to 136,431.46, 204,654.78 and 41,676.04 is: 62,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,431.46 : 204,654.78 = 41,676.04 : x
  2. Step 2: Convert to fraction form
    136,431.46/204,654.78 = 41,676.04/x
  3. Step 3: Cross multiply
    136,431.46x = 204,654.78 × 41,676.04
  4. Step 4: Simplify right side
    136,431.46x = 8,529,200,797.47
  5. Step 5: Solve for x
    x = 8,529,200,797.47/136,431.46
  6. Step 6: Final answer
    x = 62,516.38

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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.