Home / 103,827.96-155,778.08-32,761.57

Finding the Fourth Proportional to 103,827.96, 155,778.08 and 32,761.57

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Solution

The fourth proportional to 103,827.96, 155,778.08 and 32,761.57 is: 49,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,827.96 : 155,778.08 = 32,761.57 : x
  2. Step 2: Convert to fraction form
    103,827.96/155,778.08 = 32,761.57/x
  3. Step 3: Cross multiply
    103,827.96x = 155,778.08 × 32,761.57
  4. Step 4: Simplify right side
    103,827.96x = 5,103,534,472.39
  5. Step 5: Solve for x
    x = 5,103,534,472.39/103,827.96
  6. Step 6: Final answer
    x = 49,153.76

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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.