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Finding the Fourth Proportional to 14,468.01, 19,930.11 and 12,336.60

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Solution

The fourth proportional to 14,468.01, 19,930.11 and 12,336.60 is: 16,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.01 : 19,930.11 = 12,336.60 : x
  2. Step 2: Convert to fraction form
    14,468.01/19,930.11 = 12,336.60/x
  3. Step 3: Cross multiply
    14,468.01x = 19,930.11 × 12,336.60
  4. Step 4: Simplify right side
    14,468.01x = 245,869,795.03
  5. Step 5: Solve for x
    x = 245,869,795.03/14,468.01
  6. Step 6: Final answer
    x = 16,994.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.