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Finding the Fourth Proportional to 16,584.70, 24,877.05 and 12,210.70

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Solution

The fourth proportional to 16,584.70, 24,877.05 and 12,210.70 is: 18,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,584.70 : 24,877.05 = 12,210.70 : x
  2. Step 2: Convert to fraction form
    16,584.70/24,877.05 = 12,210.70/x
  3. Step 3: Cross multiply
    16,584.70x = 24,877.05 × 12,210.70
  4. Step 4: Simplify right side
    16,584.70x = 303,766,194.44
  5. Step 5: Solve for x
    x = 303,766,194.44/16,584.70
  6. Step 6: Final answer
    x = 18,316.05

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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.