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Finding the Fourth Proportional to 111,251.80, 166,877.70 and 32,368.60

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Solution

The fourth proportional to 111,251.80, 166,877.70 and 32,368.60 is: 48,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,251.80 : 166,877.70 = 32,368.60 : x
  2. Step 2: Convert to fraction form
    111,251.80/166,877.70 = 32,368.60/x
  3. Step 3: Cross multiply
    111,251.80x = 166,877.70 × 32,368.60
  4. Step 4: Simplify right side
    111,251.80x = 5,401,597,520.22
  5. Step 5: Solve for x
    x = 5,401,597,520.22/111,251.80
  6. Step 6: Final answer
    x = 48,552.90

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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.