Home / 52,817.55-79,243.27-15,379.87

Finding the Fourth Proportional to 52,817.55, 79,243.27 and 15,379.87

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Solution

The fourth proportional to 52,817.55, 79,243.27 and 15,379.87 is: 23,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.55 : 79,243.27 = 15,379.87 : x
  2. Step 2: Convert to fraction form
    52,817.55/79,243.27 = 15,379.87/x
  3. Step 3: Cross multiply
    52,817.55x = 79,243.27 × 15,379.87
  4. Step 4: Simplify right side
    52,817.55x = 1,218,751,190.97
  5. Step 5: Solve for x
    x = 1,218,751,190.97/52,817.55
  6. Step 6: Final answer
    x = 23,074.74

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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.