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Finding the Fourth Proportional to 17,298.77, 25,953.21 and 5,611.68

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Solution

The fourth proportional to 17,298.77, 25,953.21 and 5,611.68 is: 8,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,298.77 : 25,953.21 = 5,611.68 : x
  2. Step 2: Convert to fraction form
    17,298.77/25,953.21 = 5,611.68/x
  3. Step 3: Cross multiply
    17,298.77x = 25,953.21 × 5,611.68
  4. Step 4: Simplify right side
    17,298.77x = 145,641,109.49
  5. Step 5: Solve for x
    x = 145,641,109.49/17,298.77
  6. Step 6: Final answer
    x = 8,419.16

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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.