Home / 51,829.52-71,528.35-29,170.68

Finding the Fourth Proportional to 51,829.52, 71,528.35 and 29,170.68

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Solution

The fourth proportional to 51,829.52, 71,528.35 and 29,170.68 is: 40,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.52 : 71,528.35 = 29,170.68 : x
  2. Step 2: Convert to fraction form
    51,829.52/71,528.35 = 29,170.68/x
  3. Step 3: Cross multiply
    51,829.52x = 71,528.35 × 29,170.68
  4. Step 4: Simplify right side
    51,829.52x = 2,086,530,251.14
  5. Step 5: Solve for x
    x = 2,086,530,251.14/51,829.52
  6. Step 6: Final answer
    x = 40,257.57

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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.