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Finding the Fourth Proportional to 27,371.60, 37,773.06 and 16,047.80

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Solution

The fourth proportional to 27,371.60, 37,773.06 and 16,047.80 is: 22,146.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,371.60 : 37,773.06 = 16,047.80 : x
  2. Step 2: Convert to fraction form
    27,371.60/37,773.06 = 16,047.80/x
  3. Step 3: Cross multiply
    27,371.60x = 37,773.06 × 16,047.80
  4. Step 4: Simplify right side
    27,371.60x = 606,174,512.27
  5. Step 5: Solve for x
    x = 606,174,512.27/27,371.60
  6. Step 6: Final answer
    x = 22,146.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.