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Finding the Fourth Proportional to 27,345.37, 41,018.94 and 8,625.58

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Solution

The fourth proportional to 27,345.37, 41,018.94 and 8,625.58 is: 12,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.37 : 41,018.94 = 8,625.58 : x
  2. Step 2: Convert to fraction form
    27,345.37/41,018.94 = 8,625.58/x
  3. Step 3: Cross multiply
    27,345.37x = 41,018.94 × 8,625.58
  4. Step 4: Simplify right side
    27,345.37x = 353,812,148.49
  5. Step 5: Solve for x
    x = 353,812,148.49/27,345.37
  6. Step 6: Final answer
    x = 12,938.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.