Home / 57,429.88-79,260.33-34,769.73

Finding the Fourth Proportional to 57,429.88, 79,260.33 and 34,769.73

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Solution

The fourth proportional to 57,429.88, 79,260.33 and 34,769.73 is: 47,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,429.88 : 79,260.33 = 34,769.73 : x
  2. Step 2: Convert to fraction form
    57,429.88/79,260.33 = 34,769.73/x
  3. Step 3: Cross multiply
    57,429.88x = 79,260.33 × 34,769.73
  4. Step 4: Simplify right side
    57,429.88x = 2,755,860,273.81
  5. Step 5: Solve for x
    x = 2,755,860,273.81/57,429.88
  6. Step 6: Final answer
    x = 47,986.52

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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.