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Finding the Fourth Proportional to 27,071.81, 40,607.68 and 7,353.26

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Solution

The fourth proportional to 27,071.81, 40,607.68 and 7,353.26 is: 11,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.81 : 40,607.68 = 7,353.26 : x
  2. Step 2: Convert to fraction form
    27,071.81/40,607.68 = 7,353.26/x
  3. Step 3: Cross multiply
    27,071.81x = 40,607.68 × 7,353.26
  4. Step 4: Simplify right side
    27,071.81x = 298,598,829.04
  5. Step 5: Solve for x
    x = 298,598,829.04/27,071.81
  6. Step 6: Final answer
    x = 11,029.88

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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.