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Finding the Fourth Proportional to 8,026.52, 12,038.28 and 2,181.68

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Solution

The fourth proportional to 8,026.52, 12,038.28 and 2,181.68 is: 3,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.52 : 12,038.28 = 2,181.68 : x
  2. Step 2: Convert to fraction form
    8,026.52/12,038.28 = 2,181.68/x
  3. Step 3: Cross multiply
    8,026.52x = 12,038.28 × 2,181.68
  4. Step 4: Simplify right side
    8,026.52x = 26,263,674.71
  5. Step 5: Solve for x
    x = 26,263,674.71/8,026.52
  6. Step 6: Final answer
    x = 3,272.11

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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.