Home / 31,849.29-47,773.87-8,475.73

Finding the Fourth Proportional to 31,849.29, 47,773.87 and 8,475.73

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Solution

The fourth proportional to 31,849.29, 47,773.87 and 8,475.73 is: 12,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.29 : 47,773.87 = 8,475.73 : x
  2. Step 2: Convert to fraction form
    31,849.29/47,773.87 = 8,475.73/x
  3. Step 3: Cross multiply
    31,849.29x = 47,773.87 × 8,475.73
  4. Step 4: Simplify right side
    31,849.29x = 404,918,282.55
  5. Step 5: Solve for x
    x = 404,918,282.55/31,849.29
  6. Step 6: Final answer
    x = 12,713.57

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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.