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Finding the Fourth Proportional to 22,485.62, 33,728.16 and 5,844.18

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Solution

The fourth proportional to 22,485.62, 33,728.16 and 5,844.18 is: 8,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485.62 : 33,728.16 = 5,844.18 : x
  2. Step 2: Convert to fraction form
    22,485.62/33,728.16 = 5,844.18/x
  3. Step 3: Cross multiply
    22,485.62x = 33,728.16 × 5,844.18
  4. Step 4: Simplify right side
    22,485.62x = 197,113,438.11
  5. Step 5: Solve for x
    x = 197,113,438.11/22,485.62
  6. Step 6: Final answer
    x = 8,766.20

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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.