Home / 108,383.85-162,535.33-37,286.38

Finding the Fourth Proportional to 108,383.85, 162,535.33 and 37,286.38

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Solution

The fourth proportional to 108,383.85, 162,535.33 and 37,286.38 is: 55,915.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,383.85 : 162,535.33 = 37,286.38 : x
  2. Step 2: Convert to fraction form
    108,383.85/162,535.33 = 37,286.38/x
  3. Step 3: Cross multiply
    108,383.85x = 162,535.33 × 37,286.38
  4. Step 4: Simplify right side
    108,383.85x = 6,060,353,518.19
  5. Step 5: Solve for x
    x = 6,060,353,518.19/108,383.85
  6. Step 6: Final answer
    x = 55,915.65

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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.