Home / 72,047.43-108,076.33-27,674.19

Finding the Fourth Proportional to 72,047.43, 108,076.33 and 27,674.19

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Solution

The fourth proportional to 72,047.43, 108,076.33 and 27,674.19 is: 41,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,047.43 : 108,076.33 = 27,674.19 : x
  2. Step 2: Convert to fraction form
    72,047.43/108,076.33 = 27,674.19/x
  3. Step 3: Cross multiply
    72,047.43x = 108,076.33 × 27,674.19
  4. Step 4: Simplify right side
    72,047.43x = 2,990,924,350.54
  5. Step 5: Solve for x
    x = 2,990,924,350.54/72,047.43
  6. Step 6: Final answer
    x = 41,513.27

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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.