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Finding the Fourth Proportional to 111,059.20, 166,613.10 and 44,482.60

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Solution

The fourth proportional to 111,059.20, 166,613.10 and 44,482.60 is: 66,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,059.20 : 166,613.10 = 44,482.60 : x
  2. Step 2: Convert to fraction form
    111,059.20/166,613.10 = 44,482.60/x
  3. Step 3: Cross multiply
    111,059.20x = 166,613.10 × 44,482.60
  4. Step 4: Simplify right side
    111,059.20x = 7,411,383,882.06
  5. Step 5: Solve for x
    x = 7,411,383,882.06/111,059.20
  6. Step 6: Final answer
    x = 66,733.63

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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.