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Finding the Fourth Proportional to 111,167.40, 166,772.70 and 32,284.20

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Solution

The fourth proportional to 111,167.40, 166,772.70 and 32,284.20 is: 48,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,167.40 : 166,772.70 = 32,284.20 : x
  2. Step 2: Convert to fraction form
    111,167.40/166,772.70 = 32,284.20/x
  3. Step 3: Cross multiply
    111,167.40x = 166,772.70 × 32,284.20
  4. Step 4: Simplify right side
    111,167.40x = 5,384,123,201.34
  5. Step 5: Solve for x
    x = 5,384,123,201.34/111,167.40
  6. Step 6: Final answer
    x = 48,432.57

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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.