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Finding the Fourth Proportional to 22,410.22, 33,615.41 and 8,366.64

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Solution

The fourth proportional to 22,410.22, 33,615.41 and 8,366.64 is: 12,549.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.22 : 33,615.41 = 8,366.64 : x
  2. Step 2: Convert to fraction form
    22,410.22/33,615.41 = 8,366.64/x
  3. Step 3: Cross multiply
    22,410.22x = 33,615.41 × 8,366.64
  4. Step 4: Simplify right side
    22,410.22x = 281,248,055.12
  5. Step 5: Solve for x
    x = 281,248,055.12/22,410.22
  6. Step 6: Final answer
    x = 12,549.99

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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.