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Finding the Fourth Proportional to 15,114.10, 22,662.15 and 9,274.90

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Solution

The fourth proportional to 15,114.10, 22,662.15 and 9,274.90 is: 13,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114.10 : 22,662.15 = 9,274.90 : x
  2. Step 2: Convert to fraction form
    15,114.10/22,662.15 = 9,274.90/x
  3. Step 3: Cross multiply
    15,114.10x = 22,662.15 × 9,274.90
  4. Step 4: Simplify right side
    15,114.10x = 210,189,175.04
  5. Step 5: Solve for x
    x = 210,189,175.04/15,114.10
  6. Step 6: Final answer
    x = 13,906.83

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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.