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Finding the Fourth Proportional to 32,772.58, 45,226.17 and 18,625.06

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Solution

The fourth proportional to 32,772.58, 45,226.17 and 18,625.06 is: 25,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,772.58 : 45,226.17 = 18,625.06 : x
  2. Step 2: Convert to fraction form
    32,772.58/45,226.17 = 18,625.06/x
  3. Step 3: Cross multiply
    32,772.58x = 45,226.17 × 18,625.06
  4. Step 4: Simplify right side
    32,772.58x = 842,340,129.82
  5. Step 5: Solve for x
    x = 842,340,129.82/32,772.58
  6. Step 6: Final answer
    x = 25,702.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.