Home / 51,575.50-71,174.24-29,219.50

Finding the Fourth Proportional to 51,575.50, 71,174.24 and 29,219.50

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Solution

The fourth proportional to 51,575.50, 71,174.24 and 29,219.50 is: 40,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,575.50 : 71,174.24 = 29,219.50 : x
  2. Step 2: Convert to fraction form
    51,575.50/71,174.24 = 29,219.50/x
  3. Step 3: Cross multiply
    51,575.50x = 71,174.24 × 29,219.50
  4. Step 4: Simplify right side
    51,575.50x = 2,079,675,705.68
  5. Step 5: Solve for x
    x = 2,079,675,705.68/51,575.50
  6. Step 6: Final answer
    x = 40,322.94

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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.