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Finding the Fourth Proportional to 16,062.78, 24,104.46 and 8,672.40

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Solution

The fourth proportional to 16,062.78, 24,104.46 and 8,672.40 is: 13,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.78 : 24,104.46 = 8,672.40 : x
  2. Step 2: Convert to fraction form
    16,062.78/24,104.46 = 8,672.40/x
  3. Step 3: Cross multiply
    16,062.78x = 24,104.46 × 8,672.40
  4. Step 4: Simplify right side
    16,062.78x = 209,043,518.90
  5. Step 5: Solve for x
    x = 209,043,518.90/16,062.78
  6. Step 6: Final answer
    x = 13,014.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.