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Finding the Fourth Proportional to 17,374.72, 26,062.90 and 5,529.68

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Solution

The fourth proportional to 17,374.72, 26,062.90 and 5,529.68 is: 8,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374.72 : 26,062.90 = 5,529.68 : x
  2. Step 2: Convert to fraction form
    17,374.72/26,062.90 = 5,529.68/x
  3. Step 3: Cross multiply
    17,374.72x = 26,062.90 × 5,529.68
  4. Step 4: Simplify right side
    17,374.72x = 144,119,496.87
  5. Step 5: Solve for x
    x = 144,119,496.87/17,374.72
  6. Step 6: Final answer
    x = 8,294.78

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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.