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Finding the Fourth Proportional to 111,454.20, 167,205.60 and 36,561.60

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Solution

The fourth proportional to 111,454.20, 167,205.60 and 36,561.60 is: 54,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,454.20 : 167,205.60 = 36,561.60 : x
  2. Step 2: Convert to fraction form
    111,454.20/167,205.60 = 36,561.60/x
  3. Step 3: Cross multiply
    111,454.20x = 167,205.60 × 36,561.60
  4. Step 4: Simplify right side
    111,454.20x = 6,113,304,264.96
  5. Step 5: Solve for x
    x = 6,113,304,264.96/111,454.20
  6. Step 6: Final answer
    x = 54,850.37

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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.