Home / 49,851.03-74,732.19-18,239.16

Finding the Fourth Proportional to 49,851.03, 74,732.19 and 18,239.16

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Solution

The fourth proportional to 49,851.03, 74,732.19 and 18,239.16 is: 27,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.03 : 74,732.19 = 18,239.16 : x
  2. Step 2: Convert to fraction form
    49,851.03/74,732.19 = 18,239.16/x
  3. Step 3: Cross multiply
    49,851.03x = 74,732.19 × 18,239.16
  4. Step 4: Simplify right side
    49,851.03x = 1,363,052,370.56
  5. Step 5: Solve for x
    x = 1,363,052,370.56/49,851.03
  6. Step 6: Final answer
    x = 27,342.51

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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.