Home / 166,676.18-230,013.74-90,195.27

Finding the Fourth Proportional to 166,676.18, 230,013.74 and 90,195.27

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Solution

The fourth proportional to 166,676.18, 230,013.74 and 90,195.27 is: 124,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,676.18 : 230,013.74 = 90,195.27 : x
  2. Step 2: Convert to fraction form
    166,676.18/230,013.74 = 90,195.27/x
  3. Step 3: Cross multiply
    166,676.18x = 230,013.74 × 90,195.27
  4. Step 4: Simplify right side
    166,676.18x = 20,746,151,295.38
  5. Step 5: Solve for x
    x = 20,746,151,295.38/166,676.18
  6. Step 6: Final answer
    x = 124,469.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.