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Finding the Fourth Proportional to 38,625.98, 57,649.38 and 36,103.71

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Solution

The fourth proportional to 38,625.98, 57,649.38 and 36,103.71 is: 53,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,625.98 : 57,649.38 = 36,103.71 : x
  2. Step 2: Convert to fraction form
    38,625.98/57,649.38 = 36,103.71/x
  3. Step 3: Cross multiply
    38,625.98x = 57,649.38 × 36,103.71
  4. Step 4: Simplify right side
    38,625.98x = 2,081,356,497.20
  5. Step 5: Solve for x
    x = 2,081,356,497.20/38,625.98
  6. Step 6: Final answer
    x = 53,884.89

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