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Finding the Fourth Proportional to 16,363.60, 24,574.20 and 12,674.80

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Solution

The fourth proportional to 16,363.60, 24,574.20 and 12,674.80 is: 19,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,363.60 : 24,574.20 = 12,674.80 : x
  2. Step 2: Convert to fraction form
    16,363.60/24,574.20 = 12,674.80/x
  3. Step 3: Cross multiply
    16,363.60x = 24,574.20 × 12,674.80
  4. Step 4: Simplify right side
    16,363.60x = 311,473,070.16
  5. Step 5: Solve for x
    x = 311,473,070.16/16,363.60
  6. Step 6: Final answer
    x = 19,034.51

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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.