Home / 57,537.54-86,306.53-20,097.47

Finding the Fourth Proportional to 57,537.54, 86,306.53 and 20,097.47

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Solution

The fourth proportional to 57,537.54, 86,306.53 and 20,097.47 is: 30,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537.54 : 86,306.53 = 20,097.47 : x
  2. Step 2: Convert to fraction form
    57,537.54/86,306.53 = 20,097.47/x
  3. Step 3: Cross multiply
    57,537.54x = 86,306.53 × 20,097.47
  4. Step 4: Simplify right side
    57,537.54x = 1,734,542,516.19
  5. Step 5: Solve for x
    x = 1,734,542,516.19/57,537.54
  6. Step 6: Final answer
    x = 30,146.28

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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.