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Finding the Fourth Proportional to 16,017.32, 24,025.98 and 8,221.16

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Solution

The fourth proportional to 16,017.32, 24,025.98 and 8,221.16 is: 12,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,017.32 : 24,025.98 = 8,221.16 : x
  2. Step 2: Convert to fraction form
    16,017.32/24,025.98 = 8,221.16/x
  3. Step 3: Cross multiply
    16,017.32x = 24,025.98 × 8,221.16
  4. Step 4: Simplify right side
    16,017.32x = 197,521,425.74
  5. Step 5: Solve for x
    x = 197,521,425.74/16,017.32
  6. Step 6: Final answer
    x = 12,331.74

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Double scale
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Similar ratio
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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.