Home / 53,162.55-79,743.96-15,723.27

Finding the Fourth Proportional to 53,162.55, 79,743.96 and 15,723.27

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Solution

The fourth proportional to 53,162.55, 79,743.96 and 15,723.27 is: 23,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.55 : 79,743.96 = 15,723.27 : x
  2. Step 2: Convert to fraction form
    53,162.55/79,743.96 = 15,723.27/x
  3. Step 3: Cross multiply
    53,162.55x = 79,743.96 × 15,723.27
  4. Step 4: Simplify right side
    53,162.55x = 1,253,835,813.95
  5. Step 5: Solve for x
    x = 1,253,835,813.95/53,162.55
  6. Step 6: Final answer
    x = 23,584.94

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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.