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Finding the Fourth Proportional to 111,097.80, 166,673.10 and 36,218.44

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Solution

The fourth proportional to 111,097.80, 166,673.10 and 36,218.44 is: 54,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,097.80 : 166,673.10 = 36,218.44 : x
  2. Step 2: Convert to fraction form
    111,097.80/166,673.10 = 36,218.44/x
  3. Step 3: Cross multiply
    111,097.80x = 166,673.10 × 36,218.44
  4. Step 4: Simplify right side
    111,097.80x = 6,036,639,671.96
  5. Step 5: Solve for x
    x = 6,036,639,671.96/111,097.80
  6. Step 6: Final answer
    x = 54,336.27

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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.