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Finding the Fourth Proportional to 27,167.76, 40,553.76 and 25,164.39

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Solution

The fourth proportional to 27,167.76, 40,553.76 and 25,164.39 is: 37,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.76 : 40,553.76 = 25,164.39 : x
  2. Step 2: Convert to fraction form
    27,167.76/40,553.76 = 25,164.39/x
  3. Step 3: Cross multiply
    27,167.76x = 40,553.76 × 25,164.39
  4. Step 4: Simplify right side
    27,167.76x = 1,020,510,683.40
  5. Step 5: Solve for x
    x = 1,020,510,683.40/27,167.76
  6. Step 6: Final answer
    x = 37,563.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.