Home / 97,694.78-146,537.66-40,745.16

Finding the Fourth Proportional to 97,694.78, 146,537.66 and 40,745.16

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Solution

The fourth proportional to 97,694.78, 146,537.66 and 40,745.16 is: 61,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,694.78 : 146,537.66 = 40,745.16 : x
  2. Step 2: Convert to fraction form
    97,694.78/146,537.66 = 40,745.16/x
  3. Step 3: Cross multiply
    97,694.78x = 146,537.66 × 40,745.16
  4. Step 4: Simplify right side
    97,694.78x = 5,970,700,504.59
  5. Step 5: Solve for x
    x = 5,970,700,504.59/97,694.78
  6. Step 6: Final answer
    x = 61,115.86

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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.