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Finding the Fourth Proportional to 16,487.15, 24,682.52 and 10,228.28

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Solution

The fourth proportional to 16,487.15, 24,682.52 and 10,228.28 is: 15,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.15 : 24,682.52 = 10,228.28 : x
  2. Step 2: Convert to fraction form
    16,487.15/24,682.52 = 10,228.28/x
  3. Step 3: Cross multiply
    16,487.15x = 24,682.52 × 10,228.28
  4. Step 4: Simplify right side
    16,487.15x = 252,459,627.82
  5. Step 5: Solve for x
    x = 252,459,627.82/16,487.15
  6. Step 6: Final answer
    x = 15,312.51

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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.