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Finding the Fourth Proportional to 16,375.54, 24,539.01 and 8,460.22

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Solution

The fourth proportional to 16,375.54, 24,539.01 and 8,460.22 is: 12,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,375.54 : 24,539.01 = 8,460.22 : x
  2. Step 2: Convert to fraction form
    16,375.54/24,539.01 = 8,460.22/x
  3. Step 3: Cross multiply
    16,375.54x = 24,539.01 × 8,460.22
  4. Step 4: Simplify right side
    16,375.54x = 207,605,423.18
  5. Step 5: Solve for x
    x = 207,605,423.18/16,375.54
  6. Step 6: Final answer
    x = 12,677.78

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1.5x scale

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.