Home / 57,629.73-86,402.60-38,863.14

Finding the Fourth Proportional to 57,629.73, 86,402.60 and 38,863.14

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Solution

The fourth proportional to 57,629.73, 86,402.60 and 38,863.14 is: 58,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629.73 : 86,402.60 = 38,863.14 : x
  2. Step 2: Convert to fraction form
    57,629.73/86,402.60 = 38,863.14/x
  3. Step 3: Cross multiply
    57,629.73x = 86,402.60 × 38,863.14
  4. Step 4: Simplify right side
    57,629.73x = 3,357,876,453.59
  5. Step 5: Solve for x
    x = 3,357,876,453.59/57,629.73
  6. Step 6: Final answer
    x = 58,266.39

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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.