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Finding the Fourth Proportional to 111,320.92, 166,984.62 and 32,433.40

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Solution

The fourth proportional to 111,320.92, 166,984.62 and 32,433.40 is: 48,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,320.92 : 166,984.62 = 32,433.40 : x
  2. Step 2: Convert to fraction form
    111,320.92/166,984.62 = 32,433.40/x
  3. Step 3: Cross multiply
    111,320.92x = 166,984.62 × 32,433.40
  4. Step 4: Simplify right side
    111,320.92x = 5,415,878,974.31
  5. Step 5: Solve for x
    x = 5,415,878,974.31/111,320.92
  6. Step 6: Final answer
    x = 48,651.04

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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.